The Letter I Thesaurus Index
- i
- iambic
- ibidem
- icbm
- ice
- iceberg
- icebox
- ice-cream
- iciness
- icing
- icky
- icon
- iconoclast
- iconoclastic
- icy
- id.
- idea
- ideal
- idealism
- idealist
- idealistic
- idealization
- idealize
- ideals
- idea man
- idem (latin)
- identic
- identical
- identicalness
- identification
- identify
- identify with
- identity
- ideology
- idiocy
- idiom
- idiomatic
- idiosyncrasy
- idiosyncratic
- idiot
- idiotic
- idle
- idleness
- idler
- idling
- idol
- idolater
- idolatrous
- idolatry
- idolization
- idolize
- i-don-t-know
- idyllic
- if
- iffy
- igg
- igneous
- ignis fatuus
- ignite
- ignition
- ignoble
- ignominious
- ignominiousness
- ignominy
- ignoramus
- ignorance
- ignorant
- ignore
- ilk
- ill
- ill-advised
- ill-at-ease
- illation
- illative
- ill-behaved
- ill-bred
- ill-chosen
- ill-considered
- illegal
- illegality
- illegible
- illegibly
- illegitimacy
- illegitimate
- ill-fated
- ill-favored
- ill-humor
- ill-humored
- illiberal
- illicit
- illicitness
- illimitable
- illiteracy
- illiterate
- illiterateness
- ill-mannered
- ill-natured
- illness
- illogical
- illogicality
- illogicalness
- ill-proportioned
- ill repute
- ill-smelling
- ill-sounding
- ill-starred
- ill-suited
- ill temper
- ill-tempered
- ill-timed
- ill-treat
- ill-treatment
- illume
- illuminate
- illuminated
- illumination
- illuminative
- illumine
- ill-use
- illusion
- illusive
- illusory
- illustratable
- illustrate
- illustrated
- illustration
- illustrative
- illustrator
- illustrious
- illustriousness
- ill will
- image
- imagery
- imaginable
- imaginary
- imagination
- imaginative
- imaginativeness
- imagine
- imagined
- imbalance
- imbecile
- imbecilic
- imbecility
- imbed
- imbibe
- imbrue
- imbue
- imitate
- imitated
- imitating
- imitation
- imitative
- imitator
- immaculate
- immanent
- immaterial
- immature
- immaturity
- immeasurability
- immeasurable
- immeasurableness
- immediate
- immediately
- immemorial
- immense
- immenseness
- immensity
- immerge
- immerse
- immersed
- immersible
- immersion
- immigrant
- immigrate
- immigration
- imminence
- imminent
- immobile
- immobility
- immobilization
- immobilize
- immoderate
- immodest
- immodesty
- immolate
- immolation
- immoral
- immorality
- immorally
- immortal
- immortality
- immortalize
- immortalized
- immovable
- immune
- immunity
- immure
- immutable
- imp
- impact
- impair
- impaired
- impairment
- impale
- impalpable
- impart
- impartial
- impartiality
- impartialness
- impassable
- impasse
- impassible
- impassion
- impassioned
- impassive
- impassivity
- impatience
- impatient
- impeach
- impeccable
- impecuniosity
- impecunious
- impecuniousness
- impede
- impediment
- impedimenta
- impeding
- impel
- impend
- impending
- impenetrable
- impenitent
- imperative
- imperceptible
- imperceptibly
- imperfect
- imperfection
- imperial
- imperialism
- imperil
- imperilment
- imperious
- imperishable
- impermanent
- impermissible
- impersonal
- impersonate
- impersonation
- impersonator
- impertinence
- impertinent
- imperturbability
- imperturbable
- imperturbableness
- impervious
- imperviousness
- impetuosity
- impetuous
- impetuously
- impetus
- impiety
- impinge
- impingement
- impious
- impish
- impishness
- implacability
- implacable
- implacableness
- implant
- implausible
- implement
- implementation
- implicate
- implicated
- implication
- implicit
- implicitly
- implied
- imploration
- implore
- imply
- impolite
- impolitic
- imponderable
- import
- importance
- important
- importation
- imported
- importer
- importunate
- importune
- importunity
- impose
- impose on or upon
- imposing
- imposition
- impossibility
- impossible
- impost
- impostor
- imposture
- impotence
- impotent
- impound
- impounded
- impoverish
- impoverished
- impoverishment
- impracticability
- impracticable
- impractical
- impracticality
- imprecate
- imprecation
- impregnable
- impregnate
- impregnated
- impresario
- impress
- impressed
- impressibility
- impressible
- impression
- impressionable
- impressionistic
- impressive
- impress on or upon
- imprimatur
- imprint
- imprinted
- imprison
- imprisoned
- imprisonment
- improbability
- improbable
- improbity
- impromptu
- improper
- improperly
- improperness
- impropriety
- improve
- improved
- improvement
- improve on or upon
- improvidence
- improvident
- improvidently
- improving
- improvisation
- improvise
- improvised
- imprudence
- imprudent
- imprudently
- impudence
- impudency
- impudent
- impudently
- impugn
- impulse
- impulsive
- impulsively
- impunity
- impure
- impurity
- imputation
- impute
- imputed
- in
- inability
- inaccessible
- inaccuracy
- inaccurate
- inaccurately
- inaction
- inactive
- inactivity
- inadequacy
- inadequate
- inadequately
- inadmissible
- inadvertence
- inadvertent
- inadvertently
- inadvisable
- inadvisedly
- inalienable
- inalterable
- inamorata
- in and about or around
- inane
- inanimate
- inanition
- inanity
- inapplicable
- inappreciable
- inapproachable
- inappropriate
- inappropriateness
- inapt
- inaptitude
- inarguable
- inarticulate
- inasmuch-as
- inattention
- inattentive
- inaudible
- inaudibly
- inaugural
- inaugurate
- inaugurated
- inauguration
- inauspicious
- inborn
- inbred
- incalculable
- incandesce
- incandescence
- incandescent
- incantation
- incapability
- incapable
- incapable of
- incapacitate
- incapacity
- incarcerate
- incarceration
- incarnate
- incarnation
- incautious
- incautiously
- incautiousness
- incendiary
- incense
- incensed
- incentive
- inception
- inceptive
- incertitude
- incessant
- incessantly
- incest
- incestuous
- inch
- inchoate
- incidence
- incident
- incidental
- incidentally
- incidentals
- incinerate
- incipience
- incipiency
- incipient
- incise
- incised
- incision
- incisive
- incisiveness
- incisor
- incitation
- incite
- incited
- incitement
- inciter
- incivility
- inclemency
- inclement
- inclination
- incline
- inclined
- include
- included
- including
- inclusion
- inclusive
- incognito
- incoherence
- incoherent
- incoherently
- incombustible
- income
- incommensurate
- incommode
- incommodious
- incommodiousness
- incommodity
- incommunicable
- incommunicado
- incommunicative
- incomparable
- incomparably
- incompatibility
- incompatible
- incompetence
- incompetency
- incompetent
- incompetently
- incomplete
- incompletely
- incompliance
- incompliancy
- incompliant
- incomprehensible
- incompressible
- incomputable
- inconceivable
- inconclusive
- incongruent
- incongruity
- incongruous
- inconsequence
- inconsequent
- inconsequential
- inconsequentiality
- inconsequentialness
- inconsiderable
- inconsiderableness
- inconsiderate
- inconsiderateness
- inconsideration
- inconsistency
- inconsistent
- inconsistently
- inconsolable
- inconsonant
- inconspicuous
- inconspicuously
- inconstant
- incontestable
- incontinence
- incontinent
- incontrovertible
- inconvenience
- inconvenient
- inconveniently
- incorporate
- incorporated
- incorporation
- incorporeal
- incorrect
- incorrectly
- incorrectness
- incorrigible
- incorruptibility
- incorruptible
- increase
- increased
- increasing
- increasingly
- incredible
- incredibly
- incredulity
- incredulous
- incredulousness
- increment
- incriminate
- incriminating
- incrimination
- incubate
- inculcate
- inculpate
- incumbency
- incumbent
- incur
- incurable
- incuriosity
- incurious
- incuriousness
- incursion
- indebted
- indebtedness
- indecency
- indecent
- indecipherable
- indecision
- indecisive
- indecisiveness
- indecorous
- indecorum
- indeed
- indefatigable
- indefectible
- indefensible
- indefinable
- indefinite
- indefinitely
- indefiniteness
- indelible
- indelicacy
- indelicate
- indemnification
- indemnify
- indemnity
- indent
- indentation
- indented
- indenture
- indentured
- independence
- independency
- independent
- independently
- indescribable
- indestructible
- indeterminate
- index
- indexed
- india
- india-ink
- indian
- indicate
- indicated
- indication
- indicative
- indicator
- indicatory
- indict
- indictable
- indicter
- indictment
- indictor
- indifference
- indifferent
- indifferently
- indigence
- indigenous
- indigent
- indigestible
- indigestion
- indignant
- indignation
- indignity
- indirect
- indirection
- indirectly
- indiscernible
- indiscreet
- indiscreetly
- indiscretion
- indiscriminate
- indispensable
- indispose
- indisposed
- indisposition
- indisputable
- indissoluble
- indistinct
- indistinctive
- indistinguishable
- indite
- individual
- individualism
- individualist
- individualistic
- individuality
- individualize
- individually
- indivisible
- indocile
- indocility
- indoctrinate
- indoctrinated
- indoctrination
- indolence
- indolent
- indomitable
- indoors
- indubitable
- indubitably
- induce
- induced
- inducement
- induct
- inducted
- induction
- inductive
- indulge
- indulgence
- indulgent
- indurate
- industrial
- industrialist
- industrious
- industriously
- industriousness
- industry
- indwelling
- inebriate
- inebriated
- inebriation
- inebriety
- inedible
- ineffable
- ineffaceable
- ineffective
- ineffectively
- ineffectiveness
- ineffectual
- ineffectuality
- ineffectualness
- inefficacious
- inefficacy
- inefficiency
- inefficient
- inefficiently
- inelastic
- inelegant
- ineligible
- ineluctable
- inept
- ineptitude
- inequality
- inequitable
- inequity
- ineradicable
- inert
- inertia
- inertness
- inescapable
- in escrow
- inessential
- inestimable
- inevitable
- inevitably
- inexact
- inexcusable
- inexcusably
- inexhaustibility
- inexhaustible
- inexhaustibleness
- inexorability
- inexorable
- inexorableness
- inexorably
- inexpedient
- inexpensive
- inexpensively
- inexperience
- inexperienced
- inexpert
- inexpertness
- inexplicable
- inexplicit
- inexpressible
- inexpressive
- inextinguishable
- in extremis (latin)
- inextricable
- inextricably
- infallibility
- infallible
- infamous
- infamousness
- infamy
- infancy
- infant
- infanticide
- infantile
- infantine
- infantry
- infatuate
- infatuated
- infatuation
- infect
- infection
- infectious
- infelicitous
- infer
- inference
- inferential
- inferior
- inferiority
- infernal
- infernally
- inferred
- infertile
- infertility
- infest
- infested
- infidel
- infidelity
- infield
- infielder
- infiltrate
- infinite
- infinitely
- infiniteness
- infinitesimal
- infinitesimally
- infinitude
- infinity
- infirm
- infirmary
- infirmity
- infix
- inflame
- inflamed
- inflammability
- inflammable
- inflammation
- inflammatory
- inflate
- inflated
- inflation
- inflect
- inflection
- inflexibility
- inflexible
- inflexibleness
- inflexibly
- inflict
- infliction
- influence
- influenced
- influential
- influenza
- influx
- infold
- inform
- informal
- informality
- informant
- information
- informative
- informed
- informer
- infraction
- infrastructure
- infrequency
- infrequent
- infrequently
- infringe
- infringement
- infuriate
- infuriated
- infuse
- infusion
- ingenerate
- ingenious
- ingeniousness
- ingenue
- ingenuity
- ingenuous
- ingenuously
- ingenuousness
- ingest
- ingestion
- inglorious
- ingot
- ingrain
- ingrained
- ingrate
- ingratiate oneself
- ingratiating
- ingratiatory
- ingratitude
- ingredient
- ingredients
- ingress
- ingression
- ingurgitate
- inhabit
- inhabitable
- inhabitant
- inhabited
- inhalation
- inhale
- inharmonic
- inharmonious
- inharmoniously
- inharmony
- inhere
- inherent
- inherently
- inherit
- inheritance
- inherited
- inheritor
- inhibit
- inhibited
- inhibition
- inhospitable
- inhospitableness
- inhospitality
- inhuman
- inhumanity
- inhumanly
- inhumation
- inhume
- inimical
- inimitable
- inimitably
- iniquitous
- iniquity
- initial
- initially
- initiate
- initiated
- initiation
- initiative
- initiatory
- inject
- injection
- injudicious
- injunction
- injure
- injured
- injurious
- injuriously
- injury
- injustice
- ink
- inkhorn
- inkling
- inky
- inlaid
- inland
- inlay
- inlet
- inlying
- inmate
- inmost
- inn
- innate
- inner
- innermost
- innerving
- inning
- innkeeper
- innocence
- innocent
- innocently
- innocuous
- innocuously
- innocuousness
- innovation
- innovative
- innovativeness
- innovatory
- innuendo
- innumerable
- inobtrusive
- inoculate
- inoculation
- inoffensive
- inoperative
- inoperativeness
- inopportune
- inordinate
- inorganic
- input
- inquest
- inquietude
- inquire
- inquirer
- inquiring
- inquiry
- inquisition
- inquisitive
- inquisitiveness
- inquisitor
- inquisitorial
- inroad
- insalubrious
- insane
- insanely
- insaneness
- insanity
- insatiable
- inscribe
- inscription
- inscrutable
- insect
- insecticide
- insecure
- insecureness
- insecurity
- insensate
- insensibility
- insensible
- insensibleness
- insensitive
- insentient
- inseparable
- insert
- inserted
- insertion
- inside
- inside-out
- insides
- inside track
- insidious
- insight
- insignia
- insignificance
- insignificancy
- insignificant
- insincere
- insincerity
- insinuate
- insinuating
- insinuation
- insinuative
- insinuatory
- insipid
- insipidity
- insipidness
- insist
- insistence
- insistency
- insistent
- insist on
- insobriety
- insolence
- insolency
- insolent
- insolently
- insoluble
- insolvency
- insolvent
- insomnia
- insomniac
- insouciant
- inspect
- inspected
- inspection
- inspector
- inspiration
- inspire
- inspired
- inspiring
- inspirit
- inspissate
- instability
- instal
- install
- installation
- installed
- installment
- instance
- instant
- instantaneous
- instantaneously
- instantly
- instate
- instatement
- instead
- instead-of
- instigate
- instigation
- instigator
- instil
- instill
- instinct
- instinctive
- instinctively
- instinctual
- institute
- institution
- institutionalize
- institutionalized
- instruct
- instructed
- instruction
- instructional
- instructions
- instructive
- instructor
- instrument
- instrumental
- instrumentality
- instrumentation
- insubordinate
- insubordination
- insubstantial
- insubstantiality
- insufferable
- insufficiency
- insufficient
- insufficiently
- insular
- insulate
- insulation
- insulator
- insult
- insulted
- insulting
- insuperable
- insupportable
- insurance
- insure
- insured
- insurgence
- insurgency
- insurgent
- insurmountable
- insurrection
- insurrectionary
- insurrectionist
- insusceptibility
- insusceptible
- intact
- intake
- intangible
- intangibly
- integer
- integral
- integrant
- integrate
- integrated
- integration
- integrity
- integument
- intellect
- intellective
- intellectual
- intelligence
- intelligent
- intelligently
- intelligentsia
- intelligibility
- intelligible
- intemperance
- intemperate
- intend
- intended
- intense
- intensely
- intensify
- intensity
- intensive
- intensive-care-unit
- intensively
- intent
- intention
- intentional
- intentionally
- intently
- inter
- interact
- interaction
- intercede
- interceder
- intercept
- interception
- intercession
- intercessor
- interchange
- interchangeably
- intercommunication
- intercom system
- interconnection
- intercourse
- interdependence
- interdict
- interdiction
- interest
- interested
- interestedness
- interesting
- interfere
- interference
- interfering
- interim
- interior
- interject
- interjection
- interlace
- interlard
- interline
- interlocutor
- interlope
- interloper
- interlude
- intermediary
- intermediate
- intermediator
- interment
- intermezzo
- interminable
- interminably
- intermingle
- intermission
- intermit
- intermittent
- intermittently
- intermix
- intern
- internal
- internally
- international
- internationalize
- internationally
- internecine
- interplay
- interpolate
- interpolation
- interpose
- interposing
- interposition
- interpret
- interpretable
- interpretation
- interpretative
- interpreted
- interpreter
- interpretive
- interregnum
- interrelationship
- interrogate
- interrogation
- interrogative
- interrogator
- interrogatory
- interrupt
- interrupted
- interruption
- intersect
- intersection
- interspace
- intersperse
- interstate
- interstice
- intertwine
- interval
- intervene
- intervening
- intervention
- interview
- interweave
- interwoven
- intestinal
- intestine
- in-the-meantime
- in-the-offing
- intimacy
- intimate
- intimately
- intimation
- intimidate
- intimidated
- intimidation
- intimidator
- into
- intolerable
- intolerance
- intolerant
- intonation
- intone
- in toto (latin)
- intoxicant
- intoxicate
- intoxicated
- intoxicating
- intoxication
- intoxicative
- intractability
- intractable
- intractableness
- intransigence
- intransigency
- intransigent
- intransigently
- intrepid
- intrepidity
- intrepidness
- intricacy
- intricate
- intrigue
- intrigued
- intriguing
- intrinsic
- introduce
- introduced
- introduction
- introductory
- intromission
- intromit
- introspection
- introspective
- introversion
- introvert
- introverted
- intrude
- intruder
- intrusion
- intrusive
- intrust
- intuit
- intuition
- intuitive
- intuitiveness
- inundate
- inundation
- inure
- inutile
- invade
- invader
- invalid
- invalidate
- invalidation
- invalidism
- invalidity
- invaluable
- invariability
- invariable
- invariably
- invariant
- invasion
- invective
- inveigh
- inveigle
- inveiglement
- inveigler
- inveigling
- invent
- invented
- invention
- inventive
- inventiveness
- inventor
- inventory
- inveracity
- inverse
- inversion
- invert
- invertebrate
- inverted
- invest
- investigate
- investigated
- investigating
- investigation
- investigative
- investiture
- investment
- inveterate
- invidious
- invigorate
- invigorating
- invincible
- inviolability
- inviolable
- inviolate
- invisibility
- invisible
- invisibly
- invitation
- invite
- inviting
- invocation
- invoice
- invoke
- involuntarily
- involuntary
- involute
- involution
- involve
- involved
- involvement
- invulnerability
- invulnerable
- inward
- inwardly
- ion
- iota
- irascibility
- irascible
- irascibleness
- irate
- irateness
- ire
- ireful
- irenic
- iridescence
- iridescent
- iris
- irish
- irk
- irksome
- iron
- ironbound
- ironclad
- ironed
- ironic
- ironical
- ironing
- iron-out
- irons
- ironworks
- irony
- irradiant
- irradiate
- irradiation
- irradicable
- irrational
- irrationality
- irrationally
- irreclaimable
- irreconcilable
- irrecoverable
- irredeemable
- irreducible
- irrefutable
- irregular
- irregularity
- irregularly
- irrelevance
- irrelevancy
- irrelevant
- irreligion
- irreligious
- irremediable
- irremovable
- irreparable
- irreplaceable
- irreprehensible
- irrepressible
- irreproachable
- irresistible
- irresolute
- irresoluteness
- irresolution
- irrespective-of
- irresponsible
- irresponsive
- irretrievable
- irreverence
- irreverent
- irreversible
- irrevocable
- irrigate
- irrigation
- irritability
- irritable
- irritant
- irritate
- irritated
- irritating
- irritation
- irruption
- is
- islam
- island
- ism
- isochronal
- isochronic
- isochronous
- isolate
- isolated
- isolation
- isolationism
- isolationist
- israel
- israelite
- issue
- issued
- isthmus
- it
- italian
- italicism
- italicize
- italy
- itch
- itchy
- item
- itemize
- itemized
- iterate
- iteration
- iterative
- itinerant
- itinerary
- ivory
- ivory-tower
- ivy
- ivy-league