There are 851 adjectives that start with I in our adjective list of 17,163 words, and every one of them is on this page — grouped by length so you can scan fast, with a live filter when you need something narrower. The biggest group is the 11-letter words (146 of them); the spread is 6 of them 2 letters long, 3 of them 3 letters long, 6 of them 4 letters long, 15 of them 5 letters long, and more up to 15 letters. The longest entries are impressionistic, incommensurable and incommunicative. Writers keep adjective lists like this one open while drafting: when every description sounds flat, scanning a letter’s worth of options is the fastest way to find the precise word.
The full list
2-letter words (6)
ic ii il in iv ix
3-letter words (3)
icy iii ill
4-letter words (6)
icky idle iffy inky inst iron
5-letter words (15)
ictic ideal iliac inane inapt incan inept inert inner ionic iraqi irate irish itchy ivied
6-letter words (29)
iambic iconic immune impish impure inborn inbred indian indigo indoor infirm inlaid inland inmost innate insane inside intact intent inured inward ionian ireful irenic iridic iritic ironed ironic italic
7-letter words (49)
iberian icteric idiotic idyllic igneous ignited ignoble ignored illegal illicit immense immoral impeded impious imposed inboard inbound inbuilt incased incised indrawn induced inexact ingrown inhuman inhumed initial injured inshore insipid instant insular insured intense interim intimal intoned inutile invalid inverse iodized ionised ionized iranian irksome islamic ismaili israeli italian
8-letter words (100)
ibsenian icebound ichorous idolised idolized ignorant illative illusive illusory imbecile immanent immature imminent immobile immodest immortal immotile impacted impaired impeding impelled imperial implicit impolite imported imposing impotent improper improved impudent inactive incensed inchoate incident incisive incitive inclined included incoming incurved indebted indecent indigent indirect indocile indolent inducive indurate indusial inedible inerrant inertial inexpert infamous infected inferior infernal infinite inflamed inflated influent informal informed infrared inguinal inhalant inherent inhumane inimical innocent insectan insecure insolent inspired instinct integral intended interior internal interred intimate intrepid invading invasive inverted inviting involute involved ironclad ironical ironlike ironshod ischemic isogonic isolable isolated isomeric isotonic isotopic isthmian
9-letter words (138)
icelandic idealised idealized identical ideologic idiomatic ignescent ignitable ignitible illegible illiberal illogical imaginary imbecilic imbricate imitation imitative immediate immovable immunised immunized immutable impartial impassive impatient impeccant impellent impelling impendent impending imperfect imperious impetuous implanted imploring impolitic important imprecise impressed impromptu improving imprudent impulsive imputable inanimate inaudible inaugural incapable incarnate incertain incessant incipient inclement inclusive incognito incorrect incorrupt increased incumbent incurable incurious incursive incurvate indelible indexical indexless indignant inductive indulgent ineffable inelastic inelegant inerrable infantile infective infertile inflected inflowing ingenious ingenuous ingrained ingrowing inhabited inherited inhibited injurious innermost innocuous innoxious inodorous inorganic inpouring inquiring insatiate inscribed insensate insidious insincere insistent insoluble insolvent insomniac inspiring insulting insurable insurgent intensive interbred intestate intricate intrinsic intruding intrusive intuitive inundated invariant inventive invidious inviolate invisible inwrought iodinated irascible irregular irritable irritated irruptive ischaemic isoclinal isoclinic isocyclic isolating isometric isosceles isosmotic isotropic iterative itinerant
10-letter words (142)
iatrogenic idealistic ideational idempotent identified idiopathic idolatrous illiterate illusional imaginable imbricated immaculate immaterial immemorial immiscible immoderate immoveable impalpable impassable impeccable impenitent imperative impersonal impervious implacable implicated impossible impressive imprisoned improbable improvable improvised impugnable impuissant inaccurate inadequate inapposite inarguable inartistic incautious incendiary incestuous inchoative incidental incoherent incomplete inconstant increasing incredible inculpable indecisive indecorous indefinite indelicate indentured indicative indicatory indictable indigenous indiscreet indiscrete indisposed indistinct individual indonesian industrial indwelling inebriated ineligible inevitable inexorable inexpiable inexplicit infallible infatuated infeasible infectious inflatable inflexible infrahuman infrasonic infrequent infuriated inglorious inharmonic inheriting inhibitory inimitable iniquitous initiative initiatory injectable innovative innumerate innumerous inoperable inordinate insanitary insatiable insensible insentient insightful insolvable insouciant intangible integrated interested interfaith interlaced intermural interstate intertidal interwoven intestinal intolerant intoxicant intragroup intramural intrastate intriguing invaluable invariable invertible inveterate invincible inviolable invitatory iodinating iridaceous iridescent irrational irrelevant irresolute irreverent irritating irritative isentropic isochronal isomorphic isothermal isothermic isotropous
11-letter words (146)
icosahedral icterogenic ideographic ideological idiographic idiomatical ignominious illimitable illuminated illusionary illustrious imaginative immunogenic immunologic impassioned impecunious imperforate imperialist impermanent impermeable impertinent imperviable implausible implemental implemented implicative importunate impractical impregnable impressible improvident inadvertent inadvisable inaesthetic inalienable inalterable inattentive inauthentic incognizant incompetent incongruent incongruous incontinent incorporate incorporeal incredulous incremental inculpative inculpatory indefinable indehiscent independent indifferent indivisible indomitable indubitable industrious ineffective ineffectual inefficient inelaborate ineluctable inequitable inescapable inessential inestimable inexcusable inexpedient inexpensive inferential infinitival inflammable influential informative informatory infrangible infuriating inhabitable inheritable injudicious innumerable inoffensive inoperative inopportune inquisitive inquisitory inscriptive inscrutable insensitive inseparable insinuating inspiratory inspiriting instigative instinctive instructive insuperable integrative intelligent intemperate intensified intensional intentional interactive intercalary interchurch intercostal interesting interfacial interfering interlacing interlineal interlinear intermeshed internecine interpreted interracial interrupted interschool intersexual intertribal intervening intimidated intolerable intoxicated intractable intradermal intradermic intravenous intrinsical introverted intumescent invalidated invigorated involucrate involuntary ipsilateral irreducible irrefutable irreligious irremovable irreparable irrevocable isochronous isometrical isomorphous
12-letter words (100)
iconoclastic identifiable illegitimate illuminating illustrative immeasurable immensurable impenetrable imperishable impetiginous imponderable impoverished inaccessible inadmissible inapplicable inarticulate inauspicious incalculable incandescent incognizable incommodious incommutable incomparable incompatible incomputable inconclusive inconsequent inconsistent inconsolable inconvenient incorporated incorrigible indefeasible indefensible indigestible indisputable indissoluble ineradicable inexplicable inexpressive inexpugnable inexpungible inextensible inextirpable inextricable infelicitous inflammatory inflationary inflectional ingratiating ingratiatory inharmonious inhospitable innovational insalubrious insecticidal instrumental insufferable insufficient integumental intellectual intelligible intensifying intercrossed interlinking interlobular interlocking intermediate interminable intermittent interpretive interrelated intersectant intersecting interspecies interstellar interstitial intimidating intoxicating intracranial intralobular intransigent intransitive intraspecies intrauterine introductory introversive introvertive intuitionist invalidating invertebrate invigorating invitational invulnerable irredeemable irremediable irresistible irreversible isobilateral isolationist
13-letter words (77)
idiosyncratic immunological imparipinnate imperceptible imperfectible imperialistic impermissible imperturbable implicational impracticable impressionist imputrescible inappreciable inappropriate incapacitated incognoscible incombustible incommunicado inconceivable inconsiderate inconspicuous incontestable inconvertible incorporative incorruptible incriminating incriminatory indefatigable indescribable indeterminate indiscernible indispensable individualist inefficacious inexhaustible inexperienced inexpressible inexpungeable infinitesimal informational inhomogeneous inquisitorial insectivorous insignificant inspirational instantaneous institutional instructional insubordinate insubstantial insupportable insusceptible integumentary interactional intercellular intergalactic interlocutory international interoceptive interpersonal interpretable interrogative interrogatory interspecific intracellular intracerebral intramuscular intraspecific introspective investigative investigatory irreclaimable irrecoverable irreplaceable irrepressible irresponsible irretrievable
14-letter words (30)
immunochemical impressionable incapacitating incommensurate incompressible inconsiderable indecipherable indestructible indeterminable indiscriminate individualised individualized industrialised industrialized inexterminable inframaxillary insurmountable insurrectional interconnected interdependent intermolecular interplanetary interpretative intervertebral intracutaneous intramolecular intrapulmonary irreconcilable irreproachable irreproducible
15-letter words (10)
impressionistic incommensurable incommunicative incomprehensive inconsequential individualistic insurrectionary interchangeable intercollegiate interscholastic
Frequently asked questions
How many adjectives that start with I are there?
Our adjective list contains 851 adjectives that start with I, out of 17,163 entries in total. They run from 2 to 15 letters, and the 11-letter group is the largest with 146 words.
What are the longest adjectives that start with I?
The longest are impressionistic (15 letters), incommensurable (15 letters) and incommunicative (15 letters).
Which adjectives that start with I score highest in Scrabble?
By raw letter values, the top scorers on this page are individualized (29 points), inframaxillary (29 points) and immunochemical (27 points) — before any letter or word multipliers. One honest caveat: this list is a broad English word list, so a few rare or technical entries appear that official game dictionaries (and Wordle’s answer list) do not accept. Always check a play against the dictionary your game uses.
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