I Flashcards
Iconoclast
A rebel; one who breaks with tradition
Ichthyology
Study of fish
Idealist
One with very high standards
Idiosyncrasy
A peculiar personality trait
Idolatry
Excessive or blind adoration; worship of idols
Idyllic
Charmingly simple or poetic
Igneous
Pertaining to fire
Ignoble
Dishonorable
Ignominious
Shameful; disgraceful
Ignoramus
A stupid person
Ilk
Type; sort; kind
Illumine
To brighten; to inspire
Illusion
Fake impression
Illustrious
Distinguished; bright
Imbibe
To drink; to absorb
Imbroglio
A difficult or confusing situation
Imbue
To fill completely; to penetrate
Imminent
Likely to happen; threatening
Immolate
To kill someone as a sacrificial victim, usually by fire
Immutable
Unchangeable
Impair
To weaken; to cause to become worse
Impale
To pierce with a sharp stake through the body
Impalpable
Vague; not understandable
Impasse
A dead end; a problem without a solution
Impeach
To accuse
Impeccable
Flawless; without fault
Impecunious
Without money; penniless
Impede
To hinder; to obstruct
Impediment
A barrier; an obstruction
Impel
Push into motion; urge
Impending
Likely to happen soon
Imperious
Domineering; haughty
Impertinent
Rude; disrespectful
Imperturbable
Steady; calm
Impervious
Not capable of being affected; hardened
Impetuous
Acting without thought; impulsive
Impetus
A stimulus; a moving force
Impinge
To strike; to collide: to encroach
Impious
Disrespectful toward G-d
Implacable
Unbending; inflexible; merciless
Implausible
Unbelievable
Implement
A tool (n); to carry out or put into practice (v)
Import
Significance; meaning (n); to bring in from a foreign country (v)
Importune
To persistently ask; to beg
Impotent
Powerless; lacking strength
Imprecation
A curse
Impregnable
Unconquerable
Impromptu
Without preparation; offhand
Impropriety
Pertaining to something that is not proper or suitable
Improvident
Wasteful
Impudent
Disrespectful; shameless
Impugn
To attack a person with words; to challenge a person in regard to motives
Impunity
Freedom from punishment
Impute
To accuse a person of some wrongdoing; to attribute a fault or crime to a person
Inadvertent
Unintentional
Inalienable
Not able to be transferred to another
Inane
Silly; meaningless
Inanimate
Lifeless; dull; dead
Inarticulate
Pertaining to speech that is not clear or understandable
Incandescent
Very bright; shining
Incapacitated
Disabled; unable to function
Incarnadine
Blood-red; flesh-colored
Incarnate
In human form
Incendiary
Causing fire; stirring up trouble
Incense
To inflame; to enrage
Inception
Beginning; start
Incessant
Continuous; without pause
Inchoate
At an early stage; just beginning
Incipient
Beginning to exist or appear
Incisive
Sharp; keen
Incite
To urge to action; to stir up
Inclement
Harsh; unfavorable; severe (refers to weather)
Incoherent
Rambling; not logically connected
Incongruous
Unsuited; inappropriate
Inconsequential
Unimportant
Incontrovertible
Certain: undeniable
Incorrigible
Bad beyond correction or reform
Incredulous
Skeptical; disbelieving
Increment
An increase; a gain
Incriminate
To charge with a crime; to connect or relate to a wrongdoing
Incubus
Nightmare
Inculcate
To teach earnestly; to influence someone to accept an idea
Incumbent
Resting or lying down (adj); one who holds a political office (n)
Incur
To bring upon oneself; to run into some undesirable consequence
Incursion
A raid; an invasion
Indefatigable
Incapable of being tired out
Indelible
Incapable of being erased
Indemnify
To insure; to repay
Indicative
Signifying; Implying
Indict
To charge with a crime; to accuse of a wrongdoing
Indigenous
Native to a particular area; inborn
Indigent
Extremely poor
Indignant
Angry as a result of unjust treatment
Indissoluble
Permanent
Indoctrinate
To teach someone principles or beliefs
Indolent
Lazy
Indomitable
Unconquerable; unyielding
Indubitable
Unquestionable; certain
Indulgence
Gentle treatment; tolerance
Inebriated
Drunk
Ineffable
Not able to be described; unspeakable
Ineluctable
Inevitable; inescapable
Inept
Unfit; bungling; inefficient
Inert
Without power to move; inactive
Inexorable
Unyielding
Infallible
Certain; without mistakes
Infamous
Having an extremely bad reputation; detestable
Infantile
Childish; immature
Infernal
Hellish; fiendish; diabolical
Infidel
Unbeliever
Infinitesimal
Exceedingly small; minute
Infirmity
Weakness; feebleness
Influx
A flowing in
Infraction
The breaking of a law or rule
Infringe
To break a law; to violate; to trespass
Ingenious
Clever
Ingenuous
Simple; innocent; naive
Ingrate
Ungrateful person
Ingratiate
To work ones way into another’s favor
Inherent
Inborn
Inhibition
Restraint; reserve
Inimical
Harmful; unfriendly
Inimitable
Not able to be imitated or equaled
Iniquity
Wickedness
Injunction
A command; an order
Inkling
A hint
Innocuous
Harmless
Innovate
To introduce a new idea
Innuendo
Indirect remark; hint
Inordinate
Unusual; excessive
Insatiable
Unable to be satisfied
Inscrutable
Mysterious; difficult to understand
Insidious
Treacherous
Insinuate
To hint; to suggest
Insipid
Tasteless; dull
Insolent
Boldly disrespectful
Insolvent
Bankrupt; unable to pay creditors
Insouciant
Carefree; happy-go-lucky
Insular
Pertaining to an island; detached; isolated
Insuperable
Unconquerable
Insurgence
Rebellion; action against authority
Insurrection
Uprising; rebellion
Intact
Entire; left whole; sound
Integral
Essential; whole
Integrate
To unify; to bring together into a whole
Intelligentsia
Highly educated, cultured people
Inter
To bury
Interdict
To prohibit; to ban
Interim
Meantime; period of time between
Interlocutor
One who takes part in conversation
Interloper
An intruder
Interlude
A period of time between two events
Interminable
Endless
Intermittent
Starting and stopping; periodic
Interpolate
To insert between ; to estimate
Interpose
A place between
Interregnum
Pause; interval; any period during which a nation is without a permanent ruler
Interstellar
Between or among stars
Intimate
Private or personal (adj); to imply (v)
Intolerate
Bigoted; narrow-minded
Intractable
Hard to manage
Intransigent
Stubborn; refusing to give in
Intrepid
Fearless; courageous
Intricate
Complex; hard to understand
Intrinsic
Essential; pertaining to a necessary part of something
Introspective
Looking into oneself
Inundate
To fill to overflowing; to flood
Inured
(To) accustomed to
Invalidate
To deprive of legal value; to make null and void
Invariably
Constantly; uniformly; without changing
Invective
Strong verbal abuse
Inveigh
(Against) to make a bitter verbal attack
Inveigle
To trick; lure; deceive
Inveterate
Firmly established; deep-rooted
Invidious
Causing resentment; offensive
Invigorate
To fill with energy
Invulnerable
Not able to be hurt; immune to attack
Iota
A small quantity
Irascible
Easily angered
Ire
Anger; wrath
Iridescent
Displaying a wide range of colors like those of the rainbow
Irksome
Annoying; bothersome
Irreconcilable
Unable to agree
Irremediable
Unable to be corrected or cured
Irrepressible
Unable to be controlled or restrained
Irresolute
Indecisive; doubtful; undecided
Irreverent
Disrespectful
Irrevocable
Final; unchangeable
Itinerant
Traveling from place to place
