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One Word Substitution Guide & Practice
Master commonly asked one word substitutions with categorized lists, mnemonics, and free practice tests for SSC CGL and CHSL exams. Explore dynamic solver blueprints, master fundamental equations, examine step-by-step solved examples, and practice with real exam-grade mock test sets.
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1. Fundamentals & Definitions
One Word Substitution is a vocabulary-building methodology where a single, precise word is used to replace a verbose phrase or sentence structure. This serves to improve sentence clarity, conciseness, and stylistic flow. In competitive exams (like SSC), questions test the candidate's understanding of word etymology, root words, prefixes, and suffixes.
Key Prefixes & Suffixes (Word-Formation Rules)
Competitive exams categorize substitutions based on Greek and Latin root suffixes. Understanding these patterns allows for deductive reasoning in exams:
| Suffix / Root | Semantic Meaning | Core Concept | Example Substitution |
|---|---|---|---|
| -cide | Killing / Murder | Death & Destruction | Regicide (killing of a king) |
| -cracy | Rule / Government | Political Systems | Plutocracy (government by the wealthy) |
| -archy | Ruler / Government | Political Systems | Monarchy (government by a monarch) |
| -ology | Study / Science of | Scientific Fields & Professions | Seismology (scientific study of earthquakes) |
| -graphy | Writing / Drawing | Professions & Media | Cartography (the art/science of drawing maps) |
| -phobia | Irrational Fear | Psychological Conditions | Acrophobia (extreme fear of heights) |
| -mania | Obsession / Madness | Psychological Conditions | Dipsomania (morbid compulsion for alcohol) |
| -ist | Person who performs | Professions & Personalities | Lexicographer (one who compiles dictionaries) |
| -phil / -phile | Lover of | Affinities & Personalities | Philanthropist (a lover of mankind) |
| mis- (Prefix) | Hatred / Dislike | Negative Personalities | Misanthrope (one who hates mankind) |
2. Core Concepts & Formulas
The following table provides the comprehensive list of one-word substitutions compiled and merged from all source files. The substitutions are organized by semantic category and sorted alphabetically.
| Category | Phrase | One Word |
|---|---|---|
| Animal Sounds & Acoustics | The branch of physics concerned with the properties of sound | Acoustics |
| Animal Sounds & Acoustics | The sound of Deers | Bell |
| Animal Sounds & Acoustics | The sound of Alligators | Bellow |
| Animal Sounds & Acoustics | The sound of Geese | Cackle |
| Animal Sounds & Acoustics | The sound of Crows | Caw |
| Animal Sounds & Acoustics | The sound of Dolphins | Click |
| Animal Sounds & Acoustics | The sound of Hens | Cluck |
| Animal Sounds & Acoustics | The sound of Crickets | Creak |
| Animal Sounds & Acoustics | The sound of Frogs | Croak |
| Animal Sounds & Acoustics | The sound of Monkeys | Gibber |
| Animal Sounds & Acoustics | The sound of Camels | Grunt |
| Animal Sounds & Acoustics | The sound of Penguins | Honk |
| Animal Sounds & Acoustics | The sound of Owls | Hoot |
| Animal Sounds & Acoustics | The sound of Cattle | Moo |
| Animal Sounds & Acoustics | The sound of Horses | Neigh |
| Animal Sounds & Acoustics | The sound of Nightingales | Pipe |
| Animal Sounds & Acoustics | The sound of Ducks | Quack |
| Animal Sounds & Acoustics | The sound of Parrots | Screech |
| Animal Sounds & Acoustics | The sound of Rats | Squeak |
| Animal Sounds & Acoustics | The sound of Elephants | Trumpet |
| Animal Sounds & Acoustics | The sound of Birds | |
| Animal Sounds & Acoustics | The sound of Mosquitoes | Whine |
| Death, Murder & Graves | Study of ancient things like tombs, buried towns | Archaeology |
| Death, Murder & Graves | A solemn procession, especially for a funeral | Cortege |
| Death, Murder & Graves | A poem of serious reflection, typically a lament for the dead | Elegy |
| Death, Murder & Graves | A phrase or form of words written in memory of a person who has died | Epitaph |
| Death, Murder & Graves | Killing of one's son or daughter | Filicide |
| Death, Murder & Graves | Destruction or abortion of a fetus | Foeticide |
| Death, Murder & Graves | Killing of one's brother or sister | Fratricide |
| Death, Murder & Graves | The act of killing whole group of people, especially a whole race | Genocide |
| Death, Murder & Graves | Killing of one person by another | Homicide |
| Death, Murder & Graves | Killing of infants | Infanticide |
| Death, Murder & Graves | Burial of a corpse in a grave or tomb | Interment |
| Death, Murder & Graves | Killing of one's mother | Matricide |
| Death, Murder & Graves | A room or building in which dead bodies are kept | Mortuary |
| Death, Murder & Graves | A news article that reports the recent death of a person | Obituary |
| Death, Murder & Graves | The murder of parents or near relative | Parricide |
| Death, Murder & Graves | Killing of one's father | Patricide |
| Death, Murder & Graves | An examination of a dead body to determine the cause of death | Postmortem |
| Death, Murder & Graves | Action of killing a king | Regicide |
| Death, Murder & Graves | Killing of one's sister | Sororicide |
| Death, Murder & Graves | Act of intentionally causing one's own death | Suicide |
| Death, Murder & Graves | Killing of one's wife | Uxoricide |
| Death, Murder & Graves | Committing murder in revenge | Vendetta |
| Generic & Miscellaneous Terms | An act of abdicating or renouncing the throne | Abdication |
| Generic & Miscellaneous Terms | Correct or exact in all details | Accurate |
| Generic & Miscellaneous Terms | Quick to notice and respond to danger or unusual situations | Alert |
| Generic & Miscellaneous Terms | A story, poem, or picture that can be interpreted to reveal a hidden meaning, typically a moral or political one | Allegory |
| Generic & Miscellaneous Terms | An annual calendar containing important dates and statistical information such as astronomical data and tide tables | Almanac |
| Generic & Miscellaneous Terms | The philosophy of putting another’s welfare above one’s own | Altruism |
| Generic & Miscellaneous Terms | a short, interesting story about a real person or event | Anecdote |
| Generic & Miscellaneous Terms | the feeling of not being interested in or enthusiastic about anything | Apathy |
| Generic & Miscellaneous Terms | A statement or proposition on which an abstractly defined structure is based | Axiom |
| Generic & Miscellaneous Terms | A nation or person engaged in war or conflict, as recognized by international law | Belligerent |
| Generic & Miscellaneous Terms | able to speak two languages fluently | Bilingual |
| Generic & Miscellaneous Terms | A handheld optical device with two lenses for viewing distant objects with both eyes | Binoculars |
| Generic & Miscellaneous Terms | An examination of tissue removed from a living body to discover the presence, cause, or extent of a disease | Biopsy |
| Generic & Miscellaneous Terms | The action or offence of speaking sacrilegiously about God or sacred things; profane talk | Blasphemy |
| Generic & Miscellaneous Terms | a unit of weight for precious stones, especially diamonds | Carat |
| Generic & Miscellaneous Terms | to register or report one’s arrival, typically at a hotel or airport | Check in |
| Generic & Miscellaneous Terms | Behaving in a silly or foolish way, like a clown | Clownish |
| Generic & Miscellaneous Terms | Awkward in movement or manner; lacking coordination | Clumsy |
| Generic & Miscellaneous Terms | To give money for sales to agents | Commission |
| Generic & Miscellaneous Terms | A vigorous campaign for political, social, or religious change | Crusade |
| Generic & Miscellaneous Terms | an order or law requiring people to remain indoors during certain hours, especially at night | Curfew |
| Generic & Miscellaneous Terms | An imaginary place or society characterised by suffering, oppression, and great injustice | Dystopia |
| Generic & Miscellaneous Terms | Lasting for a very short time | Ephemeral |
| Generic & Miscellaneous Terms | A mild or indirect expression substituted for an offensive or harsh one | Euphemism |
| Generic & Miscellaneous Terms | A feeling of intense happiness and excitement | Euphoria |
| Generic & Miscellaneous Terms | Release someone from a duty or obligation | Exonerate |
| Generic & Miscellaneous Terms | Spoken or done without preparation | Extempore |
| Generic & Miscellaneous Terms | Submission to all that happens as inevitable | Fatalism |
| Generic & Miscellaneous Terms | A piece of land used for growing flowers, vegetables, or decorative plants | Garden |
| Generic & Miscellaneous Terms | Excessively talkative, especially on trivial matters | Garrulous |
| Government & Systems | A general pardon granted by the Government to political offenders | Amnesty |
| Government & Systems | A state of disorder due to absence or non-recognition of authority or other controlling systems | Anarchy |
| Government & Systems | A form of government in which power is held by the nobility | Aristocracy |
| Government & Systems | A system of government by one person with absolute power | Autocracy |
| Government & Systems | A self-governing country or region | Autonomy |
| Government & Systems | A government by officials | Bureaucracy |
| Government & Systems | A system of government by the whole population or all the eligible members of a state, typically through elected representatives | Democracy |
| Government & Systems | A state, society, or group governed by old people | Gerontocracy |
| Government & Systems | A state or country run by the worst, least qualified, or most unscrupulous citizens | Kakistocracy |
| Government & Systems | section. List of Synonyms And Antonyms Idioms & Phrases | Letter writing format |
| Government & Systems | A written declaration of government or a political party | Manifesto |
| Government & Systems | A form of government with a monarch (king or queen) at the head | Monarchy |
| Government & Systems | Government by new or inexperienced hands | Neocracy |
| Government & Systems | Government by the populace | Ochlocracy |
| Government & Systems | A small group of people having control of a country or organization | Oligarchy |
| Government & Systems | A system of government controlled by the wealthy | Plutocracy |
| Government & Systems | Government not connected with religious or spiritual matters | Secular |
| Government & Systems | A political system based on government of men by God | Thearchy |
| Groups, Collections & Quantities | A large bundle bound for storage or transport | Bale |
| Groups, Collections & Quantities | A group of guns or missile launchers operated together at one place | Battery |
| Groups, Collections & Quantities | A large gathering of people of a particular type | Bevy |
| Groups, Collections & Quantities | An arrangement of flowers that is usually given as a present | Bouquet |
| Groups, Collections & Quantities | A family of young animals | Brood |
| Groups, Collections & Quantities | A group of people, typically with vehicles or animals travelling together | Caravan |
| Groups, Collections & Quantities | A closed political meeting | Caucus |
| Groups, Collections & Quantities | A group of followers hired to applaud at a performance | Claque |
| Groups, Collections & Quantities | A small, exclusive group of people who spend time together and do not readily allow others to join | Clique |
| Groups, Collections & Quantities | A group of worshippers | Congregation |
| Groups, Collections & Quantities | A series of stars | Constellation |
| Groups, Collections & Quantities | A herd or flock of animals being driven in a body | Drove |
| Groups, Collections & Quantities | A small fleet of ships or boats | Flotilla |
| Groups, Collections & Quantities | A small growth of trees without underbrush | Grove |
| Groups, Collections & Quantities | A community of people smaller than a village | Hamlet |
| Groups, Collections & Quantities | A group of cattle or sheep or other domestic mammals | Herd |
| Groups, Collections & Quantities | A large group of people | Horde |
| Groups, Collections & Quantities | A group of people who try to influence political decisions or policies | Lobby |
| Groups, Collections & Quantities | The study or collection of coins | Numismatics |
| Groups, Collections & Quantities | A temporary police force | Posse |
| Groups, Collections & Quantities | the quality or state of being fed or gratified to or beyond capacity. Gratification: pleasure, especially when gained from the satisfaction of a desire. Thus, “Yearning” is the correct substitution for the given group of words. | Satiety |
| Groups, Collections & Quantities | A large number of fish swimming together | Shoal |
| Groups, Collections & Quantities | A small group of people organized for a particular purpose, often in sports or the military | Squad |
| Groups, Collections & Quantities | A strong and fast-moving stream of water or other liquid | Torrent |
| People, Personality & Behavior | One who deals in flower | A florist |
| People, Personality & Behavior | One who is not sure about God's existence | Agnostic |
| People, Personality & Behavior | A person unselfishly concerned for or devoted to the welfare of others | Altruist |
| People, Personality & Behavior | One who does a thing for pleasure and not as a profession | Amateur |
| People, Personality & Behavior | One who can use either hand with ease | Ambidextrous |
| People, Personality & Behavior | A cold-blooded vertebrate animal that is born in water and breathes with gills | Amphibian |
| People, Personality & Behavior | One who believes in no government and therefore incites disorder in a state | Anarchist |
| People, Personality & Behavior | A person who has changed his faith | Apostate |
| People, Personality & Behavior | A person appointed by two parties to solve a dispute | Arbitrator |
| People, Personality & Behavior | A person who deliberately sets fire to a building | Arsonist |
| People, Personality & Behavior | One who practices one of fine arts | Artist |
| People, Personality & Behavior | One who leads an austere life | Ascetic |
| People, Personality & Behavior | One who does not believe in the existence of God | Atheist |
| People, Personality & Behavior | One who makes an official examination of accounts | Auditor |
| People, Personality & Behavior | One who helps people by giving them money or other aid | Benefactor |
| People, Personality & Behavior | An unconventional style of living | Bohemian |
| People, Personality & Behavior | A scientist who studies plants, their structure, properties, and biochemical processes | Botanist |
| People, Personality & Behavior | One who is bad in spellings | Cacographer |
| People, Personality & Behavior | One who feeds on human flesh | Cannibal |
| People, Personality & Behavior | A person who is blindly devoted to an idea | Chauvinist |
| People, Personality & Behavior | A person who treats foot related problems | Chiropodist |
| People, Personality & Behavior | A critical judge of any art and craft | Connoisseur |
| People, Personality & Behavior | Persons living at the same time | Contemporaries |
| People, Personality & Behavior | a person who likes to argue about anything; quarrelsome | Contentious |
| People, Personality & Behavior | One who is recovering health after illness | Convalescent |
| People, Personality & Behavior | A girl | Coquette |
| People, Personality & Behavior | A person who regards the whole world as his country | Cosmopolitan |
| People, Personality & Behavior | a person who lacks courage | Coward |
| People, Personality & Behavior | one who believes people are motivated by selfishness | Cynic |
| People, Personality & Behavior | One who is a centre of attraction | Cynosure |
| Phobias & Manias | Fear of heights | Acrophobia |
| Phobias & Manias | Fear of fire | Arsonphobia |
| Phobias & Manias | Obsession with books | Bibliomania |
| Phobias & Manias | An excessive fear of confined spaces | Claustrophobia |
| Phobias & Manias | Phobia of dogs | Cynophobia |
| Phobias & Manias | morbid and uncontrollable craving for alcohol | Dipsomania |
| Phobias & Manias | an exaggerated desire to wander | Dromomania |
| Phobias & Manias | Excessive desire to work | Ergomania |
| Phobias & Manias | Any morbid dread of water (fear of water) | Hydrophobia |
| Phobias & Manias | a mild form of mania which is marked by elation and hyperactivity | Hypomania |
| Phobias & Manias | an irresistible urge to steal things | Kleptomania |
| Phobias & Manias | a person exhibiting extremely wild or violent behavior | Maniac |
| Phobias & Manias | the unnatural and strong desire for more and more power | Megalomania |
| Phobias & Manias | Fear of telling lies | Mythophobia |
| Phobias & Manias | an uncontrollable or excessive sexual desire in a woman. Thus, “Dromomania” is the correct substitution for the given group of words "Mania for travel | Nymphomania |
| Phobias & Manias | Fear of snakes | Ophiophobia |
| Phobias & Manias | excessive or uncontrollable sexual desire in men | Satyromania |
| Phobias & Manias | Fear of foreigners | Xenophobia |
| Professions, Fields of Study & Sciences | The branch of philosophy concerned with the study of principles of beauty, especially in art | Aesthetics |
| Professions, Fields of Study & Sciences | The medieval forerunner of chemistry | Alchemy |
| Professions, Fields of Study & Sciences | A person who presents a radio | Anchor |
| Professions, Fields of Study & Sciences | One who studies the evolution of mankind | Anthropologist |
| Professions, Fields of Study & Sciences | The study of humans, past and present | Anthropology |
| Professions, Fields of Study & Sciences | A person who is trained to travel in a spacecraft | Astronaut |
| Professions, Fields of Study & Sciences | A record of one’s own life written by oneself | Autobiography |
| Professions, Fields of Study & Sciences | A list of books and writings of one author or one subject | Bibliography |
| Professions, Fields of Study & Sciences | The scientific study of the physiology, structure, genetics, ecology, distribution, classification, and economic importance of plants | Botany |
| Professions, Fields of Study & Sciences | A person who writes beautiful writing | Calligrapher |
| Professions, Fields of Study & Sciences | The act of producing beautiful handwriting using a brush or a special pen | Calligraphy |
| Professions, Fields of Study & Sciences | A person who draws or produces maps | Cartographer |
| Professions, Fields of Study & Sciences | Science of practice of map drawing | Cartography |
| Professions, Fields of Study & Sciences | A person employed to drive a private or hired car | Chauffeur |
| Professions, Fields of Study & Sciences | A person who composes the sequence of steps and moves for a performance of dance | Choreographer |
| Professions, Fields of Study & Sciences | The study or practice of dancing or composing ballets | Choreography |
| Professions, Fields of Study & Sciences | The branch of biology concerned with cyclical physiological phenomena | Chronobiology |
| Professions, Fields of Study & Sciences | The arrangement of events or dates in the order of their occurrence | Chronology |
| Professions, Fields of Study & Sciences | A person who introduces the performers or contestants in a variety show | Compere |
| Professions, Fields of Study & Sciences | Science of constitution of whole universe | Cosmography |
| Professions, Fields of Study & Sciences | A keeper or custodian of a museum or other collection | Curator |
| Professions, Fields of Study & Sciences | A secret or disguised way of writing | Cypher |
| Professions, Fields of Study & Sciences | The use of the fingers and hands to communicate and convey ideas | Dactylology |
| Professions, Fields of Study & Sciences | The study of statistics | Demography |
| Professions, Fields of Study & Sciences | Medical study of skin and its diseases | Dermatology |
| Venues, Places & Dwellings | A building where animals are butchered | Abattoir |
| Venues, Places & Dwellings | A place where bees are kept; a collection of beehives | Apiary |
| Venues, Places & Dwellings | A building containing tanks of live fish of different species | Aquarium |
| Venues, Places & Dwellings | A collection of historical documents or records providing information about a place, institution, or group of people | Archives |
| Venues, Places & Dwellings | A place or scene of activity, debate, or conflict | Arena |
| Venues, Places & Dwellings | A collection of weapons and military equipment | Arsenal |
| Venues, Places & Dwellings | An institution for the care of people who are mentally ill | Asylum |
| Venues, Places & Dwellings | A large cage, building, or enclosure for keeping birds in | Aviary |
| Venues, Places & Dwellings | A hole or tunnel dug by a small animal, especially a rabbit, as a dwelling | Burrow |
| Venues, Places & Dwellings | A collection of items of the same type stored in a hidden or inaccessible place | Cache |
| Venues, Places & Dwellings | A public room or building where gambling games are played | Casino |
| Venues, Places & Dwellings | A large burial ground, especially one not in a churchyard | Cemetery |
| Venues, Places & Dwellings | A room in a public building where outdoor clothes or luggage may be left | Cloakroom |
| Venues, Places & Dwellings | a Christian community of nuns living together under monastic vows | Convent |
| Venues, Places & Dwellings | Nursery where babies and young children are cared for during the working day | Creche |
| Venues, Places & Dwellings | A place where a dead person's body is cremated | Crematorium |
| Venues, Places & Dwellings | A stoppered glass container into which wine or spirit is decanted | Decanter |
| Venues, Places & Dwellings | A large bedroom for a number of people in a school or institution | Dormitory |
| Venues, Places & Dwellings | The nest of a squirrel, typically in the form of a mass of twigs in a tree | Drey |
| Venues, Places & Dwellings | A storehouse for threshed grain | Granary |
| Venues, Places & Dwellings | A room or building equipped for gymnastics, games, and other physical exercise | Gymnasium |
| Venues, Places & Dwellings | A large building with an extensive floor area, typically for housing aircraft | Hangar |
| Venues, Places & Dwellings | A box or cage, typically with a wire mesh front, for keeping rabbits or other small domesticated animals | Hutch |
| Venues, Places & Dwellings | A place in a large institution for the care of those who are ill | Infirmary |
| Venues, Places & Dwellings | A small shelter for a dog | Kennel |
Typical Exam Weightage
| Exam | Typical Questions |
|---|---|
| SSC (CGL / CHSL / MTS) | 3–4 questions |
One of the highest-weightage vocabulary topics in SSC exams specifically — a frequently-tested word list covers most repeat questions.
Figures are typical ranges based on recent-year patterns, not a guarantee for any specific upcoming paper — always cross-check against the latest official syllabus and previous-year papers for One Word Substitution.
Solved Examples
1Example 1: Easy Difficulty
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Question: Select the option that can be used as a one-word substitute for the given group of words: A person who eats too much (A) Glutton (B) Garrulous (C) Greedy (D) Gullible
2Example 2: Moderate Difficulty
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Question: Select the option that can be used as a one-word substitute for the underlined group of words: A government run by state officials rather than by elected representatives. (A) Autocracy (B) Bureaucracy (C) Monarchy (D) Plutocracy
3Example 3: Hard Difficulty
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Question: Select the option that can be used as a one-word substitute for the given group of words: Morbid and uncontrollable craving for alcohol (A) Satyromania (B) Maniac (C) Kleptomania (D) Dipsomania