Adjectives that Start with I! In this lesson, you will learn a list of common adjectives that start with I in English with ESL picture and example sentences in English to help you enhance your vocabulary words.
Table of Contents
Adjectives that Start with I
- Impactful
- Imaginative
- Important
- Impartial
- Illuminating
- Illustrious
- Immaculate
- Immediate
- Intimate
- Involved
- Instrumental
- Imaginable
- Intact
- Integral
- Idyllic
- Integrated
- Interested
- Ideal
- Impassioned
- Impeccable
- Implausible
- Ignominious
- Incoherent
- Idle
- Ineffective
- Ignoble
- Impolitic
- Incompetent
- Implacable
- Incandescent
- Incensed
- Industrious
- Indignant
- Insensate
- Imposing
- Immature
- Irregular
- Immodest
- Incorruptible
- Infantile
- Inclined
- Inefficient
- Invisible
- Identifiable
- Impressive
- Incredible
- Interior
- Industrial
- Immense
- Iconic
- Irritated
- Irritable
- Insecure
- Impatient
- Inspiring
- Inadequate
- Irrational
- Ignorant
- Impertinent
- Isolated
- Impersonal
- Instinctive
- Interchangeable
- Insubordinate
- Illiterate
- Instructive
- Intellectual
- Intentional
- Interdependent
- Intended
- Involuntary
- Intrepid
- Indecisive
- Indefensible
- Indelicate
- Indiscernible
- Insidious
- Inquisitive
- Innate
- Infatuated
- Improper
- Icterogenic
- Interfering
- Inconvertible
- Independent
- Idiographic
- Isolable
- Ill-Judged
- Inerrant
- Ingenuous
- Irreparable
- Idiomatic
- Initiative
- Incorporating
- Impish
- Interfaith
- Idempotent
- Igneous
- Isogonic
- Invigorating
- Italic
- Immiscible
- Ideational
- Inaccessible
- Illegible
- Investigatory
- Impenetrable
- Imbecile
- Indiscrete
- Incremental
- Incalculable
- Irenic
- Isomeric
- Irresponsible
- Incapable
- Iodized
- Incombustible
- Inauspicious
- Inattentive
- Inside
- Inexpressive
- Inexpugnable
- Inapplicable
- Isocyclic
- Impalpable
- Intangible
- Implanted
- Inhomogeneous
- Immunological
- Imperialist
- Introverted
- Innovative
- Illegitimate
- Iraqi
- Individualistic
- Ironshod
- Irish
- Infrasonic
- Intrinsic
- Immanent
- Imputrescible
- Irate
- Inaccurate
- Inferential
- Ipsilateral
- Inexpedient
- Initiatory
- Imprecise
- Idealised
- Involute
- Identically
- Isometrical
- Inmost
- Irreverent
- Inescapable
- Ionized
- Inodorous
- Invidious
- Inefficacious
- Improvised
- Interlocutory
- Incertain
- Illimitable
- Idiotic
- Iberian
- Intense
- Impregnable
- Idiomatical
- Immunised
- Intoned
- Ironic
- Irritating
- Innumerate
- Ineloquent
- Interstitial
- Indocile
- Ironclad
- Inappropriate
- Inflationary
- Indicatory
- Incorporated
- Intensional
- Intercellular
- Inheritable
- Imbricate
- Indusial
- Insectan
- Inexact
- Irruptive
- Imitation
- Imbalanced
- Incommodious
- Inflatable
- Inhalant
- Incriminatory
- Inimical
- Infuriating
- Inguinal
- Inoperable
- Infective
- Intracellular
- Indian
- Ineligible
- Inequitable
- Interesting
- Intrinsical
- Infinitival
- Incongruent
- Indefinable
- Interactive
- Inhuman
- Intolerant
- Impressible
- Inflowing
- Intermediate
- Ignitable
- Inconsistent
- Irresolute
- Intradermic
- Intramural
- Indiscreet
- Icebound
- Indecipherable
- Insolvable
- Iterative
- Inimitable
- Invertebrate
- Inky
- Intemperate
- Iniquitous
- Interlinking
- Impaired
- Imperishable
- Invariable
- Inane
- Ideographic
- Intent
- Indexical
- Irrepressible
- Intertidal
- Instant
- Impractical
- Incomprehensible
- Introspective
- Iridaceous
- Ineffable
- Indelible
- Identical
- Impressed
- Indrawn
- Infrahuman
- Indistinct
- Infertile
- Inextensible
- Impressionistic
- Intracerebral
- Indecent
- Isomorphous
- Inadvertent
- Indefinite
- Incommutable
- Implicit
- Innocent
- Irremediable
- Incomputable
- Inflexible
- Instinctual
- Innumerable
- Illusory
- Inflammatory
- Intrastate
- Instinct
- Incognoscible
- Imitative
- Infinite
- Irreversible
- Indebted
- Indehiscent
- Insomniac
- Incurvate
- Ill-Informed
- Ignescent
- Indubitable
- Insane
- Inviolable
- Implosive
- Inculpable
- Inboard
- Interrogative
- Inoperative
- Inviting
- Imputable
- Incommunicative
- Interlocking
- Inexhaustible
- Ismaili
- Interstellar
- Intersexual
- Ionic
- Innoxious
- Improvident
- Intransitive
- Informative
- Invasive
- Instigative
- Inborn
- Intractable
- Irascible
- Impeccant
- Inaudible
- Inquisitory
- Incessant
- Inspiriting
- Iodinating
- Inevitable
- Infrangible
- Insentient
- Illicit
- Inedible
- Intertribal
- Interlineal
- Imperfect
- Irredeemable
- Inarticulate
- Intestate
- Indefeasible
- Insensitive
- Improvisational
- Islamic
- Inconsolable
- Ironical
- Inadmissible
- Inept
- Inexpert
- Ingratiating
- Inalterable
- Incised
- Irrevokable
- Intrigued
- Inaugural
- Illogical
- International
- Incorrigible
- Instantaneous
- Infected
- Impassable
- Infallible
- Interoperable
- Intravenous
- Interrelated
- Impure
- Inopportune
- Inured
- Introvertive
- Imprudent
- Immobile
- Incontrovertible
- Ingrown
- Intersectant
- Ingrowing
- Inartistic
- Isosceles
- Ictic
- Incarnate
- Insuperable
- Indoor
- Incorrupt
- Irreplaceable
- Inventive
- Implemental
- Immovable
- Impolite
- Inauthentic
- Imperceptible
- Improving
- Isochronous
- Inordinate
- Impetuous
- Interspecies
- Imperfectible
- Indecorous
- Insincere
- Imponderable
- Ingratiatory
- Imperious
- Idiopathic
- Ill-Fated
- Indurate
- Inextricable
- Inconstant
- Institutional
- Invitatory
- Interlinear
- Irretrievable
- Infrared
- Inapt
- Intimal
- Interim
- Imperceptive
- Insurmountable
- Impulsive
- Immaterial
- Immunogenic
- Incendiary
- Indestructible
- Intriguing
- Iritic
- Inhumane
- Isotonic
- Indeterminate
- Inpouring
- Infinitesimal
- Interbred
- Intramuscular
- Intoxicant
- Icy
- Irksome
- Informal
- Imperturbable
- Ischemic
- Inshore
- Incommunicado
- Italian
- Inglorious
- Inferior
- Immunologic
- Incorrect
- Inverse
- Inculpative
- Ineffectual
- Incorporate
- Insipid
- Interracial
- Immunocompetent
- Inapposite
- Interpretive
- Interchurch
- Incongruous
- Informed
- Immunochemical
- Inbred
- Icosahedral
- Insightful
- Incident
- Insalubrious
- Indigo
- Impervious
- Impossible
- Illusive
- Inscrutable
- Inebriated
- Insular
- Isothermic
- Incomparable
- Inalienable
- Interpersonal
- Interdepartmental
- Inconvenient
- Intrusive
- Interdisciplinary
- Impermeable
- Indigenous
- Infectious
- Iridescent
- Iraki
- Inlaid
- Infelicitous
- Inert
- Inexplicable
- Irrecoverable
- Inchoate
- Isoclinic
- Improbable
- Insanitary
- Inhospitable
- Intelligible
- Incredulous
- Inexcusable
- Inharmonic
- Impending
- Implicative
- Infirm
- Irreligious
- Innumerous
- Inscriptive
- Isotopic
- Intergalactic
- Ignitible
- Indifferent
- Imperial
- Isopteran
- Incidental
- Incorporative
- Insubstantial
- Imminent
- Intermittent
- Intelligent
- Indirect
- Impecunious
- Ischaemic
- Immeasurable
- Interoceptive
- Irreconcilable
- Improvable
- Internal
- Inbound
- Intercostal
- Inspired
- Interpretative
- Interspecific
- Irrelevant
- Importunate
- Implicated
- Indicative
- Insupportable
- Intralobular
- Intoxicated
- Inspirational
- Intestinal
- Invalid
- Insatiate
- Incautious
- Ideologic
- Increasing
- Isobilateral
- Introductory
- Irretrievably
- Inveterate
- Insoluble
- Immunocompromised
- Indolent
- Inhumed
- Incontinent
- Imbricated
- Individual
- Inadvisable
- Irreclaimable
- Incisive
- Indictable
- Impenitent
- Inextirpable
- Iatrogenic
- Initial
- Ibsenian
- Involucrate
- Invertible
- Inherent
- Illusionary
- Indispensable
- Insignificant
- Incomplete
- Integumentary
- Illustrative
- Ill
- Indexless
- Inquisitorial
- Intraspecies
- Iffy
- Indulgent
- Intuitive
- Introvertish
- Incognizant
- Ignorable
- Injurious
- Immensurable
- Interrogatory
- Impellent
- Imperviable
- Inestimable
- Illusional
- Incased
- Isothermal
- Irrefutable
- Incan
- Invulnerable
- Improved
- Imparipinnate
- Inbuilt
- Ictal
- Impracticable
- Immutable
- Intercalary
- Impermissible
- Impetiginous
- Impotent
- Impermanent
- Imperative
- Inclement
- Incestuous
- Inessential
- Inoffensive
- Inviolate
- Impressionist
- Ivied
- Insurable
- Insolvent
- Idiosyncratic
- Inarguable
- Inductive
- Idolatrous
- Isometric
- Indefatigable
- Inconsiderate
- Incipient
- Inwrought
- Ingenious
- Intercrossed
- Isotropic
- Interfacial
- Informational
- Illegal
- Inherited
- Integumental
- Implike
- Injured
- Introjected
- Impendent
- Intumescent
- Inquiring
- Infeasible
- Influential
- Inhibitory
- Ideological
- Inconsequent
- Impious
- Injectable
- Irreproachable
- Indescribable
- Inappreciable
- Inst
- Isosmotic
- Infamous
- Indivisible
- Irresistible
- Indisposed
- Ichorous
- Interminable
- Inconceivable
- Invariant
- Ironlike
- Inducive
- Insecticidal
- Informally
- Inharmonious
- Imperforate
- Insolent
- Isochronal
- Icelandic
- Incorporeal
- Infuriated
- Iodinated
- Indigent
- Intensive
- Illiberal
- Insistent
- Inwards
- Incontestable
- Imaginarily
- Inseparable
- Indissoluble
- Ironed
- Interstate
- Interlacing
- Incitive
- Incurable
- Intragroup
- Inconspicuous
- Inexpensive
- Included
- Implicational
- Icteric
- Itinerant
- Intercollegiate
- Indeterminable
- Integrative
- Irritative
- Inanimate
- Impassive
- Inland
- Impudent
- Indisputable
- Immunodeficient
- Inhibited
- Interpretable
- Incurious
- Inexpungeable
- Immaculately
- Infrequent
- Impugnable
- Introuvable
- Indwelling
- Isomorphic
- Icky
- Internecine
- Inexperienced
- Intransigent
- Inconsiderable
- Inhabitable
- Immemorial
- Inconsequential
- Invincible
- Incoming
- Insectivorous
- Intracranial
- Isotropous
- Incumbent
- Iron
- Incurved
- Isoclinal
- Intermeshed
- Insufficient
- Inchoative
- Immune
- Indie
- Inutile
- Innermost
- Idealistic
- Ineluctable
- Indomitable
- Invited
- Invaluable
- Insouciant
- Inflectional
- Informatory
- Immoderate
- Inelastic
- Inconclusive
- Indigestible
- Inexorable
- Insensible
- Impromptu
- Inexpiable
- Inward
- Inorganic
- Intricate
- Illative
- Impuissant
- Impoverished
- Intolerable
- Immortal
- Inflammable
- Inspiratory
- Imaginary
- Inflated
- Immotile
- Inactive
- Immoveable
- Itchy
- Irreducible
- Inner
- Isentropic
- Iranian
- Immoral
- Innocuous
- Intimidating
- Inerrable
- Inaesthetic
- Iridic
- Influent
- Inelegant
- Injudicious
- Inexperient
- Inexpressible
- Intradermal
- Insurgent
- Idolised
- Insufferable
- Incognizable
- Inclusive
- Intraspecific
- Ineradicable
- Insatiable
- Invitational
- Ionian
- Interschool
- Incursive
- Inexpungible
- Imbecilic
- Insulting
- Iconoclastic
- Incognito
- Innovational
- Irrevocable
- Impressionable
- Imperialistic
- Interlobular
- Irrelative
- Incontestible
- Indiscriminate
- Imported
- Intuitionist
- Intrauterine
- Incompatible
- Ingrained
- Infernal
- Iliac
- Inculpatory
- Insusceptible
- Inelaborate
- Introversive
- Indonesian
- Iambic
- Inflamed
- Irremovable
- Incomprehensive
- Inexplicit
- Immature
- Icy-cold
- Ill-equipped
- Ill-humored
- Iron-fisted
- Itty-bitty
Learn more with words that start with I in English.
Adjectives that Start with I with Examples
- Inquisitive – She has an inquisitive mind and always asks questions.
- Irresponsible – It was irresponsible of him to leave the children alone.
- Intense – The intense heat made it difficult to breathe.
- Impatient – He’s very impatient and hates waiting in line.
- Impressive – The view from the top of the mountain was impressive.
- Innocent – He was proven innocent of all charges.
- Insecure – She feels insecure about her appearance.
- Intelligent – She’s an intelligent student and always gets good grades.
- Interesting – The book was so interesting that I couldn’t put it down.
- Irresistible – The smell of freshly baked bread was irresistible.
- Imaginative – He has an imaginative mind and loves to create things.
- Indifferent – He was indifferent to the outcome of the game.
- Inevitable – It was inevitable that he would get caught.
- Inexpensive – The hotel was very inexpensive and perfect for budget travelers.
- Infamous – He became infamous for his criminal activities.
- Inflexible – She’s very inflexible and doesn’t like to change her plans.
- Inquisitorial – The inquisitorial nature of the investigation made him feel uncomfortable.
- Incomparable – The beauty of the sunset was incomparable to anything he had ever seen.
- Insidious – The insidious nature of the disease made it difficult to detect.
- Indecisive – She’s very indecisive and has a hard time making decisions.
Adjectives that Start with I to Describe People
- Independent – Someone who is self-sufficient and able to take care of themselves without relying on others.
- Intelligent – Someone who is smart and has the ability to learn quickly and understand complex ideas.
- Interesting – Someone who is engaging and captivating, often with a unique or unusual perspective on things.
- Inquisitive – Someone who is curious and loves to ask questions and learn about new things.
- Impatient – Someone who is easily frustrated and doesn’t like to wait for things.
- Impressive – Someone who is remarkable or outstanding in some way, often due to their achievements or skills.
- Inspirational – Someone who motivates and inspires others through their words or actions.
- Insecure – Someone who lacks confidence and feels uncertain or vulnerable about themselves or their abilities.
- Insightful – Someone who has a deep understanding of people or situations and is able to see things from multiple perspectives.
- Intuitive – Someone who has a natural ability to understand things without needing to be taught or explained.
- Irresponsible – Someone who is careless or neglectful in their actions or responsibilities.
- Imaginative – Someone who has a creative and imaginative mind, often able to come up with unique and innovative ideas.
- Impulsive – Someone who acts on their emotions without thinking things through carefully.
- Industrious – Someone who is hardworking and diligent in their work or pursuits.
- Inflexible – Someone who is rigid or stubborn in their beliefs or actions, often resistant to change.
- Inquisitorial – Someone who is overly curious or intrusive, often asking too many personal questions.
- Inconsistent – Someone who is unpredictable or unreliable in their behavior or actions.
- Inconsiderate – Someone who is thoughtless or insensitive towards others.
- Inexperienced – Someone who lacks knowledge or skill in a particular area.
- Inattentive – Someone who is easily distracted or not paying attention to what is happening around them.
Adjectives that Start with I to Describe a Place
- Isolated – A place that is far away from other places and feels secluded or remote.
- Idyllic – A place that is charming and picturesque, often associated with a peaceful and simple way of life.
- Industrial – A place that is characterized by factories, machinery, and other forms of industrial activity.
- Immaculate – A place that is extremely clean and tidy, with no signs of dirt or mess.
- Impressive – A place that is grand or awe-inspiring, often due to its size, architecture, or natural beauty.
- Intimate – A place that feels cozy and comfortable, often associated with close relationships or romantic settings.
- Inspiring – A place that evokes creativity or motivation, often due to its natural beauty or cultural significance.
- Inviting – A place that feels welcoming or friendly, often due to its warm atmosphere or friendly people.
- Interesting – A place that is unique or unusual, often due to its history, culture, or architecture.
- Inexpensive – A place that is affordable or cheap, often associated with budget travel or low-cost living.
- Illuminated – A place that is well-lit or brightly lit, often associated with nighttime or festive settings.
- Inaccessible – A place that is difficult or impossible to reach, often due to its remote location or challenging terrain.
- Impenetrable – A place that is impossible to enter or pass through, often due to its dense vegetation or strong barriers.
- Infamous – A place that is notorious or famous for something negative, often associated with crime or scandal.
- Intense – A place that is characterized by strong emotions or sensations, often associated with extreme weather or natural disasters.
- Inhospitable – A place that is difficult or unpleasant to live in, often due to its harsh climate or lack of resources.
- Interconnected – A place that is connected to other places or things, often associated with transportation or communication networks.
- Inland – A place that is located away from the coast or the sea, often associated with rural or agricultural areas.
- Inscrutable – A place that is mysterious or difficult to understand, often associated with ancient ruins or hidden treasures.
- Inclusive – A place that is open and welcoming to all people.
Adjectives that Start with I to Describe a Food
- Irresistible – Food that is so delicious that it is impossible to resist or refuse.
- Indulgent – Food that is rich, luxurious, and often high in calories or fat.
- Intense – Food that has a strong and powerful flavor or aroma.
- Infused – Food that has been flavored or enhanced with herbs, spices, or other ingredients.
- Italian – Food that is characteristic of Italian cuisine, often featuring pasta, tomato sauce, and cheese.
- Icy – Food that is very cold, often associated with frozen desserts or drinks.
- Invigorating – Food that is refreshing and energizing, often associated with fruits or vegetables.
- Incomparable – Food that is unique and unmatched in flavor or quality.
- Indian – Food that is characteristic of Indian cuisine, often featuring spices, curries, and rice.
- Irresponsible – Food that is unhealthy or lacking in nutritional value.
- Irregular – Food that is not uniform in shape or size, often associated with homemade or artisanal foods.
- Insipid – Food that is bland or lacking in flavor, often associated with processed or low-quality foods.
- Inexpensive – Food that is affordable or cheap, often associated with fast food or budget dining.
- Intoxicating – Food that has a strong or potent effect on the senses, often associated with alcoholic beverages.
- In-season – Food that is currently in season and at its peak freshness and flavor.
- Intriguing – Food that is interesting and unusual, often associated with exotic or rare ingredients.
Adjectives that Start with I to Describe Feelings and Emotions
- Intense – A strong and powerful feeling or emotion, often associated with passion or excitement.
- Insecure – A feeling of uncertainty or self-doubt, often associated with low self-esteem or anxiety.
- Irritated – A feeling of annoyance or frustration, often associated with minor inconveniences or annoyances.
- Impatient – A feeling of restlessness or eagerness, often associated with a desire for something to happen quickly.
- Inspired – A feeling of motivation or creativity, often associated with a desire to create or achieve something.
- Interested – A feeling of curiosity or fascination, often associated with a desire to learn or explore.
- Indifferent – A feeling of apathy or disinterest, often associated with a lack of emotional investment or concern.
- Inquisitive – A feeling of curiosity or interest, often associated with a desire to learn or understand something.
- Inhibited – A feeling of shyness or self-consciousness, often associated with a fear of being judged or rejected.
- Infatuated – A feeling of intense attraction or admiration, often associated with romantic or sexual feelings.
- Incredulous – A feeling of disbelief or skepticism, often associated with a lack of trust or confidence.
- Inquisitorial – A feeling of curiosity or interest, often associated with a desire to learn or understand something.
- Insecure – A feeling of uncertainty or self-doubt, often associated with low self-esteem or anxiety.
- Impressed – A feeling of admiration or respect, often associated with someone’s achievements or talents.
- Inebriated – A feeling of intoxication or drunkenness, often associated with alcohol or drug use.
- Injured – A feeling of physical pain or discomfort, often associated with an injury or illness.
- Innocent – A feeling of purity or naivety, often associated with a lack of knowledge or experience.
- Insane – A feeling of extreme or irrational behavior or thinking, often associated with mental illness or instability.
- Inquisitive – A feeling of curiosity or interest, often associated with a desire to learn or understand something.
- Irresponsible – A feeling of recklessness or disregard for consequences, often associated with impulsive or careless behavior.
Adjectives that Start with I Infographic
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