One-Word Substitution is one of the most important topics in English for competitive exams such as SSC CGL, SSC CHSL, Banking (IBPS, SBI), Railways, Defence, and other government exams. It improves vocabulary and tests a candidate’s ability to replace a long phrase with a single precise word. Mastering this section is essential for scoring well in English comprehension and verbal ability.
What Is One-Word Substitution in English?
One-Word Substitution means expressing a lengthy idea or phrase in a single word. For example, “a person who loves mankind” can be replaced with the word philanthropist. Learning such substitutions not only strengthens vocabulary but also saves time in exams.
Why One-Word Substitution Matters in Competitive Exams
Exams like SSC, Banking, and Defence frequently include One-Word Substitution MCQs in their English section. These questions are usually of 1 mark each but can make a big difference in overall scores. Since thousands of candidates prepare, mastering 500+ most repetitive one-word substitution questions can help you attempt this section with full accuracy.
Rules & Tips to Master One-Word Substitution
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Categorize words: Learn substitutions based on topics such as professions, fears, governance, groups, science, and daily life.
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Practice daily: Revise 10 new substitutions every day to retain them effectively.
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Use flashcards & PDFs: Download 500-word, 1200-word, and 1500-word one-word substitution PDFs and practice repeatedly.
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Mock tests: Attempt topic-wise tests to evaluate your progress before SSC CGL or Bank exams.
One-Word Substitution Practice Questions with Answers
Here are some common examples:
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A person who speaks many languages – Polyglot
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A government by a king or queen – Monarchy
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A person who does not believe in God – Atheist
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Fear of closed spaces – Claustrophobia
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One who is all-powerful – Omnipotent
Practicing such MCQs with answers daily ensures you are well-prepared for exam day.
Final Preparation Strategy
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Start with the basic 500-word list.
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Move to 1200+ words with topic-wise tests.
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Revise with 1500+ or 1600+ word substitution PDFs.
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Solve previous year question papers for SSC and Bank exams.
One-Word Substitution for English is a high-scoring area if prepared with the right strategy. By practicing regularly, revising with PDFs, and attempting mock MCQs, you can master vocabulary and boost your performance in SSC, Bank, Railways, and other government exams. Focus on rules, examples, and practice sets, and you will confidently tackle any question on this topic.
100 One-Word Substitution Questions with Explanations
Persons / Professions
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A person who loves mankind – Philanthropist
Explanation: "Philo" = love, "anthropos" = man. -
A person who hates mankind – Misanthrope
Explanation- Opposite of philanthropist. -
A person who studies earthquakes – Seismologist
Explanation- "Seismo" = earthquake. -
A person who eats human flesh – Cannibal
Explanation- From "caníbales" (Spanish). -
A person who speaks many languages – Polyglot
Explanation- "Poly" = many, "glot" = tongue/language. -
A person who believes in fate – Fatalist
Explanation- Believes everything is pre-decided. -
A person who believes in God – Theist
Explanation- Opposite = atheist (no belief in God). -
A person who does not believe in God – Atheist
Explanation- "A" = without, "theos" = God. -
A person who doubts the existence of God – Agnostic
Explanation accepts or denies God. -
A person who is all-knowing – Omniscient
Explanation- "Omni" = all, "scient" = knowledge.
Places
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A place where weapons are stored – Arsenal
Explanation- Military storehouse. -
A place where bees are kept – Apiary
Explanation- "Apis" = bee. -
A place where birds are kept – Aviary
Explanation- "Aves" = birds. -
A place where wine is made – Brewery/Winery
Explanation- Factory for brewing. -
A place where animals are slaughtered – Slaughterhouse/Abattoir
Explanation- Meat-processing place. -
A place where wild animals are kept – Zoo
Explanation- Zoological garden. -
A place where books are kept – Library
Explanation- From Latin "librarium". -
A place where ships are built – Dockyard/Shipyard
Explanation- Industrial ship-building area. -
A place where clothes are washed – Laundry
Explanation- "Lavare" = wash. -
A place where coins are made – Mint
Explanation- Government place for minting coins.
Study / Science
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Study of plants – Botany
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Study of animals – Zoology
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Study of stars and planets – Astronomy
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Study of human mind – Psychology
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Study of ancient things – Archaeology
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Study of rocks – Geology
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Study of birds – Ornithology
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Study of insects – Entomology
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Study of universe – Cosmology
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Study of elections – Psephology
Government / System
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Rule by a king – Monarchy
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Rule by people – Democracy
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Rule by officials – Bureaucracy
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Rule by wealthy people – Plutocracy
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Rule by few – Oligarchy
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Rule by mob – Mobocracy
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Rule by God – Theocracy
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Rule by military – Militarism/Junta
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Rule by no one (lawlessness) – Anarchy
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Rule by the best – Aristocracy
General Terms
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A person who talks too much – Loquacious/Garrulous
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A person who is a great lover of books – Bibliophile
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A person who writes dictionaries – Lexicographer
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A person who looks at the bright side of life – Optimist
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A person who looks at the dark side – Pessimist
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A person who eats too much – Glutton
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A person who loves himself – Egoist/Narcissist
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A person who is new to an activity – Novice
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A person who never drinks alcohol – Teetotaler
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A person who spends too much money – Spendthrift
Objects / Things
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A book of maps – Atlas
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A handwriting sample – Manuscript
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A speech by one person – Monologue
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A speech by two people – Dialogue
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A speech by many people – Polylogue
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A medicine that kills germs – Antiseptic
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A medicine that prevents infection – Vaccine
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A medicine that induces sleep – Sedative
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A medicine that relieves pain – Analgesic
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A medicine that produces insensibility – Anesthetic
Special Situations
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Fear of water – Hydrophobia
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Fear of closed places – Claustrophobia
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Fear of heights – Acrophobia
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Fear of darkness – Nyctophobia
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Fear of snakes – Ophidiophobia
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Fear of crowd – Demophobia
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Fear of blood – Hemophobia
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Fear of spiders – Arachnophobia
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Fear of death – Thanatophobia
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Fear of being alone – Autophobia
Miscellaneous
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A handwriting that cannot be read – Illegible
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A speech that cannot be understood – Incoherent
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A person who does something for pleasure not for money – Amateur
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A person who does not eat meat – Vegetarian
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A person who eats only plant food – Vegan
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A person who is eighty years old – Octogenarian
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A person who is seventy years old – Septuagenarian
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A person who is ninety years old – Nonagenarian
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A person who is one hundred years old – Centenarian
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A person who is more than 110 years old – Supercentenarian
Laws & Crimes
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Killing of a man – Homicide
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Killing of self – Suicide
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Killing of father – Patricide
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Killing of mother – Matricide
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Killing of brother – Fratricide
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Killing of king – Regicide
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Killing of child – Infanticide
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Killing of wife – Uxoricide
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Killing of whole race – Genocide
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Killing of sister – Sororicide
Daily Usage
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One who looks on the bright side – Optimist
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One who looks on the negative side – Pessimist
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Something that cannot be avoided – Inevitable
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Something that lasts forever – Eternal
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Something that cannot be heard – Inaudible
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Something that cannot be seen – Invisible
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Something that cannot be changed – Irrevocable
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Something that cannot be corrected – Incorrigible
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Something that cannot be believed – Incredible
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Something that cannot be imitated – Inimitable