Past Tense of Verbs Starting with I
170 verbs starting with I, each with its past tense and past participle.
- icePast tense iced; past participle iced
- idealizePast tense idealized; past participle idealized
- identifyPast tense identified; past participle identified
- idolizePast tense idolized; past participle idolized
- ignitePast tense ignited; past participle ignited
- ignorePast tense ignored; past participle ignored
- illuminatePast tense illuminated; past participle illuminated
- illustratePast tense illustrated; past participle illustrated
- imagePast tense imaged; past participle imaged
- imaginePast tense imagined; past participle imagined
- imbibePast tense imbibed; past participle imbibed
- imbuePast tense imbued; past participle imbued
- imitatePast tense imitated; past participle imitated
- immersePast tense immersed; past participle immersed
- immigratePast tense immigrated; past participle immigrated
- immobilizePast tense immobilized; past participle immobilized
- immortalizePast tense immortalized; past participle immortalized
- immunizePast tense immunized; past participle immunized
- impactPast tense impacted; past participle impacted
- impairPast tense impaired; past participle impaired
- impalePast tense impaled; past participle impaled
- impartPast tense imparted; past participle imparted
- impeachPast tense impeached; past participle impeached
- impedePast tense impeded; past participle impeded
- impelPast tense impelled; past participle impelled
- imperilPast tense imperiled or imperilled; past participle imperiled or imperilled
- impersonatePast tense impersonated; past participle impersonated
- impingePast tense impinged; past participle impinged
- implantPast tense implanted; past participle implanted
- implementPast tense implemented; past participle implemented
- implicatePast tense implicated; past participle implicated
- implodePast tense imploded; past participle imploded
- implorePast tense implored; past participle implored
- implyPast tense implied; past participle implied
- importPast tense imported; past participle imported
- imposePast tense imposed; past participle imposed
- impoundPast tense impounded; past participle impounded
- impregnatePast tense impregnated; past participle impregnated
- impressPast tense impressed; past participle impressed
- imprintPast tense imprinted; past participle imprinted
- imprisonPast tense imprisoned; past participle imprisoned
- improvePast tense improved; past participle improved
- improvisePast tense improvised; past participle improvised
- impugnPast tense impugned; past participle impugned
- inactivatePast tense inactivated; past participle inactivated
- inauguratePast tense inaugurated; past participle inaugurated
- incapacitatePast tense incapacitated; past participle incapacitated
- incarceratePast tense incarcerated; past participle incarcerated
- incensePast tense incensed; past participle incensed
- incentivizePast tense incentivized; past participle incentivized
- incineratePast tense incinerated; past participle incinerated
- incitePast tense incited; past participle incited
- inclinePast tense inclined; past participle inclined
- includePast tense included; past participle included
- incorporatePast tense incorporated; past participle incorporated
- increasePast tense increased; past participle increased
- incriminatePast tense incriminated; past participle incriminated
- incubatePast tense incubated; past participle incubated
- inculcatePast tense inculcated; past participle inculcated
- incurPast tense incurred; past participle incurred
- indemnifyPast tense indemnified; past participle indemnified
- indenturePast tense indentured; past participle indentured
- indexPast tense indexed; past participle indexed
- indicatePast tense indicated; past participle indicated
- indictPast tense indicted; past participle indicted
- indoctrinatePast tense indoctrinated; past participle indoctrinated
- inducePast tense induced; past participle induced
- inductPast tense inducted; past participle inducted
- indulgePast tense indulged; past participle indulged
- infectPast tense infected; past participle infected
- inferPast tense inferred; past participle inferred
- infestPast tense infested; past participle infested
- infillPast tense infilled; past participle infilled
- infiltratePast tense infiltrated; past participle infiltrated
- inflamePast tense inflamed; past participle inflamed
- inflatePast tense inflated; past participle inflated
- inflictPast tense inflicted; past participle inflicted
- influencePast tense influenced; past participle influenced
- informPast tense informed; past participle informed
- infringePast tense infringed; past participle infringed
- infuriatePast tense infuriated; past participle infuriated
- infusePast tense infused; past participle infused
- ingestPast tense ingested; past participle ingested
- ingratiatePast tense ingratiated; past participle ingratiated
- inhabitPast tense inhabited; past participle inhabited
- inhalePast tense inhaled; past participle inhaled
- inheritPast tense inherited; past participle inherited
- inhibitPast tense inhibited; past participle inhibited
- initializePast tense initialized; past participle initialized
- initiatePast tense initiated; past participle initiated
- injectPast tense injected; past participle injected
- injurePast tense injured; past participle injured
- inkPast tense inked; past participle inked
- inlayPast tense inlaid; past participle inlaid
- inletPast tense inlet; past participle inlet
- innervatePast tense innervated; past participle innervated
- innovatePast tense innovated; past participle innovated
- inoculatePast tense inoculated; past participle inoculated
- inputPast tense input or inputted; past participle input or inputted
- inquirePast tense inquired; past participle inquired
- inscribePast tense inscribed; past participle inscribed
- insertPast tense inserted; past participle inserted
- insetPast tense inset or insetted; past participle inset or insetted
- insinuatePast tense insinuated; past participle insinuated
- insistPast tense insisted; past participle insisted
- inspectPast tense inspected; past participle inspected
- inspirePast tense inspired; past participle inspired
- installPast tense installed; past participle installed
- instatePast tense instated; past participle instated
- instigatePast tense instigated; past participle instigated
- instilPast tense instilled; past participle instilled
- instillPast tense instilled; past participle instilled
- institutePast tense instituted; past participle instituted
- institutionalizePast tense institutionalized; past participle institutionalized
- instructPast tense instructed; past participle instructed
- insulatePast tense insulated; past participle insulated
- insultPast tense insulted; past participle insulted
- insurePast tense insured; past participle insured
- integratePast tense integrated; past participle integrated
- intendPast tense intended; past participle intended
- intensifyPast tense intensified; past participle intensified
- interPast tense interred; past participle interred
- interactPast tense interacted; past participle interacted
- interbreedPast tense interbred; past participle interbred
- intercedePast tense interceded; past participle interceded
- interceptPast tense intercepted; past participle intercepted
- interchangePast tense interchanged; past participle interchanged
- interconnectPast tense interconnected; past participle interconnected
- intercutPast tense intercut; past participle intercut
- interferePast tense interfered; past participle interfered
- interjectPast tense interjected; past participle interjected
- interlockPast tense interlocked; past participle interlocked
- interminglePast tense intermingled; past participle intermingled
- internPast tense interned; past participle interned
- internalizePast tense internalized; past participle internalized
- interpolatePast tense interpolated; past participle interpolated
- interpretPast tense interpreted; past participle interpreted
- interrogatePast tense interrogated; past participle interrogated
- interruptPast tense interrupted; past participle interrupted
- intersectPast tense intersected; past participle intersected
- intertwinePast tense intertwined; past participle intertwined
- intervenePast tense intervened; past participle intervened
- interviewPast tense interviewed; past participle interviewed
- interweavePast tense interwove; past participle interwoven
- intimatePast tense intimated; past participle intimated
- intimidatePast tense intimidated; past participle intimidated
- intriguePast tense intrigued; past participle intrigued
- introducePast tense introduced; past participle introduced
- introvertPast tense introverted; past participle introverted
- intrudePast tense intruded; past participle intruded
- intuitPast tense intuited; past participle intuited
- inundatePast tense inundated; past participle inundated
- invadePast tense invaded; past participle invaded
- invalidatePast tense invalidated; past participle invalidated
- inventPast tense invented; past participle invented
- invertPast tense inverted; past participle inverted
- investPast tense invested; past participle invested
- investigatePast tense investigated; past participle investigated
- invigoratePast tense invigorated; past participle invigorated
- invitePast tense invited; past participle invited
- invokePast tense invoked; past participle invoked
- involvePast tense involved; past participle involved
- irkPast tense irked; past participle irked
- ironPast tense ironed; past participle ironed
- irrigatePast tense irrigated; past participle irrigated
- irritatePast tense irritated; past participle irritated
- isolatePast tense isolated; past participle isolated
- issuePast tense issued; past participle issued
- itemizePast tense itemized; past participle itemized
- iteratePast tense iterated; past participle iterated
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: “Past Tense of Verbs Starting with I.” Word.ws, https://word.ws/past-tense/a-z/i. Based on Wiktionary, CC BY-SA 4.0.