1000 Important One Word Substitutions List

One word Substitution is one of the integral parts of vocabulary. It simply means that a sentence has to be replaced with a single word. This area requires a good vocabulary to solve the questions well. Questions based on one word substitution are often asked in various competitive exams. Here is a list of 300+ One Word Substitutions asked in CSS, SSC,UPSC,IBPS and other competitive exams. Enhance your vocabulary and learn new words related to one word substitution to boost your exam preparation.

List of 300+ One Word Substitutions

Phrase	Word
A book published after the death of its author	Posthumous
A book written by an unknown author	Anonymous
A flesh eating animal	Carnivorous
A game in which no one wins	Draw
A Government by a king or queen	Monarchy
A Government by one	Autocracy
A Government by the few	Oligarchy
A Government by the Nobles	Aristocracy
A Government by the officials	Bureaucracy
A Government by the people	Democracy
A Government by the rich	Plutocracy
A grass eating animal	Herbivorous
A handwriting that cannot be read	Illegible
A life history written by oneself	Autobiography
A life history written by somebody else	Biography
A person’s peculiar habit	Idiosyncrasy
A place where orphans live	Orphanage
A position for which no salary is paid	Honorary
A sentence whose meaning is unclear	Ambiguous
A study of ancient things	Archaeology
A study of animals	Zoology
A study of birds	Ornithology
A study of derivation of words	Etymology
A study of man	Anthropology
A study of races	Ethnology
A study of the body	Physiology
A thing no longer in use	Obsolete
An animal who preys on other animals	Predator
Murder of a father	Patricide
Murder of a human being	Homicide
Murder of a mother	Matricide
Murder of an brother	Fratricide
Murder of an infant	Infanticide
Murder of self	Suicide
Murder of the king	Regicide
One incapable of being tired	Indefatigable
One who always thinks himself to be ill	Valetudinarian
One who believes in fate	Fatalist
One who can do anything for money	Mercenary
One who can speak two languages	Bilingual
One who can throw his voice	Ventriloquist
One who changes sides	Turncoat
One who copies from other writers	Plagiarist
One who dies without a Will	Intestate
One who does not make mistakes	Infallible
One who doesn’t know how to read and write	Illiterate
One who doubts the existence of god	Agnostic
One who eats too much	Glutton
One who goes on foot	Pedestrian
One who has no money	Pauper
One who has strange habits	Eccentric
One who hates mankind	Misanthrope
One who hates women	Misogynist
One who is a newcomer	Neophyte
One who is all powerful	Omnipotent
One who is easily deceived	Gullible
One who is fond of sensuous pleasures	Epicure
One who is greedy for money	Avaricious
One who is indifferent to pleasure or pain	Stoic
One who is out to subvert a government	Anarchist
One who is present everywhere	Omnipresent
One who is quite like a woman	Effeminate
One who is recovering from illness	Convalescent
One who is unmarried	Celibate
One who knows everything	Omniscient
One who knows many languages	Polyglot
One who lives in a foreign country	Immigrant
One who looks on the bright side of things	Optimist
One who looks on the dark side of things	Pessimist
One who loves books	Bibliophile
One who loves mankind	Philanthropist
One who pretends to be what he is not	Hypocrite
One who questions everything	Cynic
One who speaks less	Reticent
One who thinks only of himself	Egoist
One who thinks only of welfare of women	Feminist.
One who works for free	Volunteer
People living at the same time	Contemporaries
People who work together	Colleagues
Practice of having one wife or husband	Monogamy
Practice of having several husbands	Polyandry
Practice of having several wives	Polygamy
Practice of having two wives or husbands	Bigamy
Rule by the mob	Mobocracy
Something that cannot be imitated	Inimitable
That through which light can partly pass	Translucent
That through which light can pass	Transparent
That through which light cannot pass	Opaque
That which cannot be avoided	Inevitable
That which cannot be defended	Indefensible
That which cannot be described	Indescribable
That which cannot be imitated	Inimitable
That which cannot be satisfied	Insatiable
That which is against law	Illegal
That which is not likely to happen	Improbable
To free somebody from all blame	Exonerate
To transfer one’s authority to another	Delegate
To write under a different name	Pseudonym
Violating the sanctity of a church	Sacrilege
Words written on the tomb of a person	Epitaph