Plurals of Nouns Starting with I
374 nouns starting with I, each with its plural.
- ibexPlural ibex or ibexes
- ibisPlural ibis or ibises
- icePlural ices
- icebergPlural icebergs
- icebreakerPlural icebreakers
- icemanPlural icemen
- icingPlural icings
- iconPlural icons
- idPlural ids
- idePlural ides
- ideaPlural ideas
- idealPlural ideals
- idealistPlural idealists
- ideationPlural ideations
- identificationPlural identifications
- identifierPlural identifiers
- identityPlural identities
- ideologyPlural ideologies
- idesPlural ides
- idiomPlural idioms or idiomata
- idolPlural idols
- idolatryPlural idolatries
- iglooPlural igloos
- ignitionPlural ignitions
- iguanaPlural iguanas
- ileumPlural ilea
- iliumPlural ilia
- illPlural ills
- illnessPlural illnesses
- illuminationPlural illuminations
- illusionPlural illusions
- illustrationPlural illustrations
- illustratorPlural illustrators
- imagePlural images
- imageryPlural imageries
- imaginationPlural imaginations
- imagoPlural imagines or imagos
- imamPlural imams
- imbalancePlural imbalances
- imbecilePlural imbeciles
- imitationPlural imitations
- immersionPlural immersions
- immigrantPlural immigrants
- immigrationPlural immigrations
- immoralityPlural immoralities
- immortalPlural immortals
- immunityPlural immunities
- immunizationPlural immunizations
- immunodeficiencyPlural immunodeficiencies
- immunoglobulinPlural immunoglobulins
- immunotherapyPlural immunotherapies
- impPlural imps
- impactPlural impacts
- impairmentPlural impairments
- impalaPlural impalas or impala
- impassePlural impasses
- impatiensPlural impatiens
- impeachmentPlural impeachments
- impedancePlural impedances
- impedimentPlural impediments
- imperativePlural imperatives
- imperfectionPlural imperfections
- imperiumPlural imperia or imperiums
- impersonatorPlural impersonators
- impetusPlural impetuses or impetus
- implantPlural implants
- implantationPlural implantations
- implementationPlural implementations
- implicationPlural implications
- implosionPlural implosions
- importPlural imports
- importationPlural importations
- importerPlural importers
- impositionPlural impositions
- impossibilityPlural impossibilities
- impostorPlural impostors
- impresarioPlural impresarios or impresari
- impressPlural impresses
- impressionPlural impressions
- impressionistPlural impressionists
- imprintPlural imprints
- imprisonmentPlural imprisonments
- improprietyPlural improprieties
- improvPlural improvs
- improvementPlural improvements
- improvisationPlural improvisations
- impulsePlural impulses
- impurityPlural impurities
- inPlural ins
- inabilityPlural inabilities
- inaccuracyPlural inaccuracies
- inactionPlural inactions
- inadequacyPlural inadequacies
- inaugurationPlural inaugurations
- inboxPlural inboxes
- incaPlural incas
- incantationPlural incantations
- incapacityPlural incapacities
- incarcerationPlural incarcerations
- incarnationPlural incarnations
- incensePlural incenses
- incentivePlural incentives
- inceptionPlural inceptions
- inchPlural inches
- incidencePlural incidences
- incidentPlural incidents
- incineratorPlural incinerators
- incisionPlural incisions
- incitementPlural incitements
- inclinationPlural inclinations
- inclusionPlural inclusions
- incomePlural incomes
- incompatibilityPlural incompatibilities
- inconsistencyPlural inconsistencies
- inconveniencePlural inconveniences
- incorporationPlural incorporations
- increasePlural increases
- incrementPlural increments
- incubationPlural incubations
- incubatorPlural incubators
- incubusPlural incubi or incubuses
- incumbentPlural incumbents
- incursionPlural incursions
- indecencyPlural indecencies
- indemnityPlural indemnities
- indentationPlural indentations
- indenturePlural indentures
- independentPlural independents
- indexPlural indexes or indices
- indicationPlural indications
- indicatorPlural indicators
- indictmentPlural indictments
- indiePlural indies
- indifferencePlural indifferences
- indignityPlural indignities
- indigoPlural indigos or indigoes
- indiscretionPlural indiscretions
- individualPlural individuals
- individualistPlural individualists
- individualityPlural individualities
- inducementPlural inducements
- inductionPlural inductions
- indulgencePlural indulgences
- industrialistPlural industrialists
- industryPlural industries
- inefficiencyPlural inefficiencies
- inequalityPlural inequalities
- inequityPlural inequities
- inevitabilityPlural inevitabilities
- infamyPlural infamies
- infantPlural infants
- infantrymanPlural infantrymen
- infarctionPlural infarctions
- infatuationPlural infatuations
- infectionPlural infections
- inferencePlural inferences
- infernoPlural infernos
- infidelPlural infidels
- infidelityPlural infidelities
- infielderPlural infielders
- infinitivePlural infinitives
- infinityPlural infinities
- infirmaryPlural infirmaries
- inflammationPlural inflammations
- inflationPlural inflations
- inflectionPlural inflections
- inflorescencePlural inflorescences
- inflowPlural inflows
- influencePlural influences
- influencerPlural influencers
- influxPlural influxes
- infographicPlural infographics
- infomercialPlural infomercials
- informantPlural informants
- informationPlural informations
- informerPlural informers
- infractionPlural infractions
- infrastructurePlural infrastructures
- infringementPlural infringements
- infusionPlural infusions
- ingestionPlural ingestions
- ingredientPlural ingredients
- inhabitantPlural inhabitants
- inhalationPlural inhalations
- inhalerPlural inhalers
- inheritancePlural inheritances
- inhibitionPlural inhibitions
- inhibitorPlural inhibitors
- iniquityPlural iniquities
- initialPlural initials
- initiatePlural initiates
- initiationPlural initiations
- initiativePlural initiatives
- injectionPlural injections
- injunctionPlural injunctions
- injuryPlural injuries
- injusticePlural injustices
- inkPlural inks
- inkjetPlural inkjets
- inklingPlural inklings
- inletPlural inlets
- inmatePlural inmates
- innPlural inns
- inningPlural innings
- innkeeperPlural innkeepers
- innovationPlural innovations
- innovatorPlural innovators
- innuendoPlural innuendoes or innuendos
- inoculationPlural inoculations
- inpatientPlural inpatients
- inputPlural inputs
- inquestPlural inquests
- inquirerPlural inquirers
- inquiryPlural inquiries
- inquisitionPlural inquisitions
- inquisitorPlural inquisitors
- insanityPlural insanities
- inscriptionPlural inscriptions
- insectPlural insects
- insecticidePlural insecticides
- insecurityPlural insecurities
- inseminationPlural inseminations
- insertPlural inserts
- insertionPlural insertions
- insidePlural insides
- insiderPlural insiders
- insightPlural insights
- insigniaPlural insignias or insignia
- insinuationPlural insinuations
- insolvencyPlural insolvencies
- insomniacPlural insomniacs
- inspectionPlural inspections
- inspectorPlural inspectors
- inspectoratePlural inspectorates
- inspirationPlural inspirations
- instabilityPlural instabilities
- installationPlural installations
- installerPlural installers
- installmentPlural installments
- instancePlural instances
- instantPlural instants
- instigatorPlural instigators
- instinctPlural instincts
- institutePlural institutes
- institutionPlural institutions
- instructionPlural instructions
- instructorPlural instructors
- instrumentPlural instruments
- instrumentalPlural instrumentals
- instrumentalistPlural instrumentalists
- instrumentationPlural instrumentations
- insufficiencyPlural insufficiencies
- insulationPlural insulations
- insulatorPlural insulators
- insulinPlural insulins
- insultPlural insults
- insurancePlural insurances
- insurerPlural insurers
- insurgencyPlural insurgencies
- insurrectionPlural insurrections
- intaglioPlural intagli or intaglios
- intakePlural intakes
- intangiblePlural intangibles
- integerPlural integers
- integralPlural integrals
- integrationPlural integrations
- integratorPlural integrators
- intellectPlural intellects
- intelligencePlural intelligences
- intensityPlural intensities
- intentPlural intents
- intentionPlural intentions
- interactionPlural interactions
- interceptPlural intercepts
- interceptionPlural interceptions
- interceptorPlural interceptors
- intercessionPlural intercessions
- interchangePlural interchanges
- intercomPlural intercoms
- interconnectionPlural interconnections
- intercoursePlural intercourses
- interestPlural interests
- interfacePlural interfaces
- interferencePlural interferences
- interferometerPlural interferometers
- interferonPlural interferons
- interiorPlural interiors
- interleukinPlural interleukins
- interludePlural interludes
- intermarriagePlural intermarriages
- intermediaryPlural intermediaries
- intermediatePlural intermediates
- intermentPlural interments
- intermissionPlural intermissions
- internPlural interns
- internationalPlural internationals
- internmentPlural internments
- interplayPlural interplays
- interpolationPlural interpolations
- interpretationPlural interpretations
- interpreterPlural interpreters
- interrogationPlural interrogations
- interrogatorPlural interrogators
- interruptionPlural interruptions
- intersectionPlural intersections
- intervalPlural intervals
- interventionPlural interventions
- interviewPlural interviews
- intervieweePlural interviewees
- interviewerPlural interviewers
- intestinePlural intestines
- intifadaPlural intifadas
- intimacyPlural intimacies
- intimidationPlural intimidations
- intolerancePlural intolerances
- intonationPlural intonations
- intoxicationPlural intoxications
- intranetPlural intranets
- intriguePlural intrigues
- introPlural intros
- introductionPlural introductions
- introspectionPlural introspections
- introvertPlural introverts
- intruderPlural intruders
- intrusionPlural intrusions
- intubationPlural intubations
- intuitionPlural intuitions
- invaderPlural invaders
- invasionPlural invasions
- inventionPlural inventions
- inventorPlural inventors
- inventoryPlural inventories
- inversionPlural inversions
- invertebratePlural invertebrates
- inverterPlural inverters
- investigationPlural investigations
- investigatorPlural investigators
- investmentPlural investments
- investorPlural investors
- invitationPlural invitations
- invocationPlural invocations
- invoicePlural invoices
- involvementPlural involvements
- ioPlural ios
- iodidePlural iodides
- ionPlural ions
- iotaPlural iotas
- irisPlural irises or iris
- ironPlural irons
- ironyPlural ironies
- irradiationPlural irradiations
- irrationalityPlural irrationalities
- irregularityPlural irregularities
- irrigationPlural irrigations
- irritationPlural irritations
- ischiumPlural ischia
- islandPlural islands
- islanderPlural islanders
- islePlural isles
- isletPlural islets
- ismPlural isms
- isolationPlural isolations
- isotopePlural isotopes
- issuancePlural issuances
- issuePlural issues
- issuerPlural issuers
- itPlural its
- italicPlural italics
- itchPlural itches
- itemPlural items
- iterationPlural iterations
- itineraryPlural itineraries
- ivoryPlural ivories
- ivyPlural ivies
Source and license
Word forms adapted from the Wiktionary entry of each word. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal. Wiktionary data of 2026-09-02.
Cite this page: “Plurals of Nouns Starting with I.” Word.ws, https://word.ws/plural/a-z/i. Based on Wiktionary, CC BY-SA 4.0.
