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Category=SAT
Description=Word List No. 24
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word	definition	part of speech	high-frequency
immaculate	pure; spotless; flawless; absolutely clean	adjective
imminent	impeding; near at hand	adjective
immobility	state of being immovable	noun
immolate	offer as a sacrifice	verb
immune	exempt; resistant to	adjective
immure	shut up in confinement	verb
immutable	unchangeable	adjective	*
impair	injure; hurt	verb	*
impale	pierce	verb
impalpable	imperceptible; intangible	adjective
impartial	not biased; fair	adjective
impassable	not able to be passed	adjective
impasse	predicament from which there is no escape	noun
impassive	without feeling; not affected by pain	adjective	*
impeach	charge with crime in office; indict	verb
impeccable	faultless	adjective
impecunious	without money	adjective
impede	hinder; block; delay	verb	*
impediment	hindrance; stumbling block	noun
impel	drive or force onward	verb
impending	nearing; approaching	adjective
impenetrable	not able to be pierced or entered; beyond understanding	adjective
impenitent	not repentant	adjective
imperial	like an emperor; related to an empire	adjective
imperious	domineering; haughty	adjective
impermeable	impervious; not permitting passage through its substance	adjective
impertinent	insolent	adjective
imperturbable	calm; placid	adjective
impervious	not penetrable; not permitting passage through	adjective
impetuous	violent; hasty; rash	adjective
impetus	moving force; stimulus; incentive	noun
impiety	irreverence; wickedness	noun
impinge	infringe; touch; collide with	verb
impious	irreverent	adjective
implacable	incapable of being pacified	adjective
implausible	unlikely; unbelievable	adjective
implement	put into effect; supply with tools	verb	*
implication	that is hinted at or suggested	noun	*
implicit	understood but not stated	adjective	*
implode	burst inward	verb
implore	beg	verb
imply	suggest a meaning not expressed; signify	verb
impolitic	not wise	adjective
imponderable	weightless	adjective
import	significance	noun
importunate	urging; demanding	adjective
importune	beg earnestly	verb
imposture	someone who assumes false identity; masquerade	noun
impotent	weak; ineffective	adjective
impoverished	poor	adjective
imprecation	curse	noun
impregnable	invulnerable	adjective
impromptu	without previous preparation	adjective
impropriety	state of being inappropriate	noun
improvident	thriftless	adjective
improvise	compose on the spur of the moment	verb
imprudent	lacking caution; injudicious	adjective
impudence	impertinence; insolence	noun
impugn	dispute or contradict (often in an insulting way); gainsay	verb
impuissance	powerlessness; feebleness	noun
impunity	freedom from punishment	noun
impute	attribute; ascribe	verb
inadvertently	carelessly; unintentionally	adjective	*
inalienable	not to be taken away; nontransferable	adjective
inane	silly; senseless	adjective	*
inanimate	lifeless	adjective
inarticulate	speechless; producing indistinct speech	adjective
inaugurate	start; initiate; install at office	verb	*
incandescent	strikingly bright; shining with intense heat	adjective
incantation	singing or chanting of magic spells; magical formula	noun
incapacitate	disable	verb
incarcerate	imprison	verb
incarnate	endowed with flesh; personified	adjective
incarnation	act of assuming a human body and human nature	noun
incendiary	arsonist	noun
incense	enrage; infuriate	verb
incentive	spur; motive	noun
inception	start; beginning	noun
incessant	uninterrupted	adjective	*