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Graduate Level intermediate One-Word Substitution English Vocabulary PSC English Word Power

One-Word Substitutions: 100 Extended Terms for PSC Exams

100 one-word substitutions categorized by people, places, actions, qualities, and studies — beyond basic vocabulary, specifically for Kerala PSC Graduate Level exams.

Published: 20 Apr 2026 Relevant for: Graduate Level Prelims, Secretariat Assistant, University Assistant, LDC

One-word substitutions are among the most frequently tested English questions in Kerala PSC exams. Expect 2-4 questions per paper. This note provides 100 terms categorized for easy revision.

Category 1: People and Persons

DescriptionOne Word
One who does something for the first timePioneer
One who is new to a professionNovice
One who lives alone and avoids othersRecluse
One who eats human fleshCannibal
One who eats too muchGlutton
One who abstains from alcoholTeetotaller
One who knows many languagesPolyglot
One who speaks two languagesBilingual
One who collects stampsPhilatelist
One who collects coinsNumismatist
One who loves booksBibliophile
One who hates mankindMisanthrope
One who hates womenMisogynist
One who loves mankindPhilanthropist
One who walks in sleepSomnambulist
One who cannot be correctedIncorrigible
One who deserts his religionApostate
One who betrays his countryTraitor
One who works for free (for a cause)Volunteer
One who has no money; bankruptInsolvent
One who is indifferent to pleasure or painStoic
One who looks at the bright side of thingsOptimist
One who looks at the dark side of thingsPessimist
One who doubts the existence of GodAgnostic
One who does not believe in GodAtheist
One who pretends to be what they are notHypocrite
A person with an irresistible desire to stealKleptomaniac
A person obsessively fond of oneselfNarcissist
A person who lives in a foreign countryExpatriate
A person appointed to settle a disputeArbitrator

Category 2: Killing and Death

DescriptionOne Word
Killing of a kingRegicide
Killing of an infantInfanticide
Killing of one’s fatherPatricide
Killing of one’s motherMatricide
Killing of one’s brotherFratricide
Killing of one’s sisterSororicide
Killing of oneselfSuicide
Killing of a large group of peopleGenocide
Killing of one’s husbandMariticide
Mercy killingEuthanasia
Destroying completelyAnnihilation

Category 3: Government and Rule

DescriptionOne Word
Government by the peopleDemocracy
Government by a king/queenMonarchy
Government by the richPlutocracy
Government by a small privileged groupOligarchy
Government by religious leadersTheocracy
Government by officials/bureaucratsBureaucracy
Rule by a dictator (absolute power)Autocracy
Absence of governmentAnarchy
Government by the elderlyGerontocracy
Government by the militaryStratocracy

Category 4: Places and Dwellings

DescriptionOne Word
A place where dead bodies are keptMortuary
A place where animals are slaughteredAbattoir
A place where bees are keptApiary
A place where birds are keptAviary
A place where fish are keptAquarium
A place where weapons are storedArsenal
A place where medicines are preparedDispensary
A place where clothes are keptWardrobe
A place where monks liveMonastery
A place for housing aircraftHangar
A place for lodging soldiersBarracks
Building where grain is storedGranary
A home for dogsKennel
A home for horsesStable
Shelter for a cowByre

Category 5: Studies and Sciences

DescriptionOne Word
Study of birdsOrnithology
Study of insectsEntomology
Study of fossilsPalaeontology
Study of earthquakesSeismology
Study of weatherMeteorology
Study of skin diseasesDermatology
Study of heartCardiology
Study of bonesOsteology
Study of the nervous systemNeurology
Study of handwritingGraphology
Study of coinsNumismatics
Study of populationDemography
Study of racesEthnology
Study of word originsEtymology
Study of fungiMycology

Category 6: Actions and States

DescriptionOne Word
Something that cannot be believedIncredible
Something that cannot be imitatedInimitable
Something that cannot be seenInvisible
Something that cannot be heardInaudible
Something that cannot be avoidedInevitable
Something that cannot be erasedIndelible
Something that cannot be readIllegible
Something that cannot be curedIncurable
Something that cannot be explainedInexplicable
Something that lasts for a very short timeEphemeral
Something that spreads rapidly (disease)Epidemic
Something that spreads across countriesPandemic
Something that is always present in a region (disease)Endemic
A statement that contradicts itselfParadox
A word having the same meaningSynonym
A word having the opposite meaningAntonym
Speaking without preparationExtempore
Existing since birthCongenital
Occurring after deathPosthumous

Category 7: Qualities and Collections

DescriptionOne Word
A speech delivered without preparationImpromptu
A government order restricting trade or activityEmbargo
Leaving a country to settle elsewhereEmigration
Coming into a country to settleImmigration
A list of items to be discussed in a meetingAgenda
A brief record of proceedingsMinutes
A written account of someone’s life (by themselves)Autobiography
A written account of someone’s life (by another)Biography
A word or phrase inscribed on a tombEpitaph
Words spoken at partingValediction
A speech made for the first timeMaiden speech
A state of disorder and confusionChaos
Animals living in a particular regionFauna
Plants growing in a particular regionFlora
A collection of poemsAnthology

Quick Revision: Most Tested in PSC

One WordMeaning (for reverse questions)
AmnestyGeneral pardon for political offences
AlmanacCalendar with astronomical data
ConnoisseurExpert judge in matters of fine art/taste
ContemporariesPeople living at the same time
CosmopolitanA person who regards the whole world as their country
Cul-de-sacA dead-end street
Drawn (match)A game in which neither party wins
EdibleFit to be eaten
EligibleFit to be chosen
FatalistOne who believes in fate
GullibleOne who is easily deceived
HonoraryA position held without pay
IlliterateOne who cannot read or write
InaudibleSound that cannot be heard
InfallibleOne who never makes mistakes
MercenaryOne who works for money only
ObsoleteNo longer in use
OmnipotentOne who has unlimited power
OmnipresentPresent everywhere
OmniscientOne who knows everything
PanaceaA cure for all diseases
PlagiarismCopying another’s work and passing as own
SinecureAn office with pay but no work
SouvenirSomething kept as a reminder
VerboseUsing more words than needed
VersatileOne who has many talents

PSC Pattern: How Questions Appear

Question FormatExample
”One who knows many languages”Polyglot
”The word ‘Regicide’ means”Killing of a king
”A place where bees are kept is called”Apiary
”The study of earthquakes is”Seismology
”Which word means ‘fit to be eaten’?”Edible

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