SAT #25,26

instigate

V. urge; start; provoke.

insubordination

N. disobedience; rebelliousness.

insubstantial

ADJ. lacking substance; insignificant; frail.

insularity

N. narrow-mindedness; isolation.

insuperable

ADJ. insurmountable; unbeatable.

insurgent

ADJ. rebellious.

insurmountable

ADJ. overwhelming; unbeatable; insuperable.

insurrection

N. rebellion; uprising.

intangible

ADJ. not able to be perceived by touch; vague.

integral

ADJ. complete; necessary for completeness.

integrate

V. make whole; combine; make into one unit.

integrity

N. (1) uprightness; (2) wholeness.

intellect

N. higher mental powers.

interim

N. meantime.

interminable

ADJ. endless.

intermittent

ADJ. periodic; on and off.

interrogate

V. question closely; cross-examine.

intervene

V. (1) come between in order to prevent or alter; (2) occur between (events, periods of time).

intimacy

N. closeness, often affectionate; privacy; familiarity.

intimate

V. (1) hint, suggest; (2) make known.

intimidate

V. frighten.

intractable

ADJ. unruly; stubborn; unyielding.

intransigence

N. refusal of any compromise; stubbornness.

intrepid

ADJ. fearless.

intricate

ADJ. complex; knotty; tangled.

intrinsic

ADJ. essential; inherent; built-in.

introspective

ADJ. looking within oneself.

introvert

N. one who is introspective; inclined to think more about oneself.

intrude

V. trespass; enter as an uninvited person.

intuition

N. immediate insight; power of knowing without reasoning.

inundate

V. (1) overwhelm; (2) flood; submerge.

invalidate

V. weaken; destroy.

inveterate

ADJ. deep-rooted; habitual.

invigorate

V. energize; stimulate.

invincible

ADJ. unconquerable.

invulnerable

ADJ. incapable of injury.

iota

N. very small quantity.

irksome

ADJ. annoying; tedious.

ironic

ADJ. resulting in an unexpected and contrary outcome.

irony

N. hidden sarcasm or satire; use of words that seem to mean the opposite of what they actually mean.

irrational

ADJ. illogical; lacking reason; insane.

irreconcilable

ADJ. incompatible; not able to be resolved.

irrefutable

ADJ. indisputable; incontrovertible; undeniable.

irrelevant

ADJ. not applicable; unrelated.

irremediable

ADJ. incurable; uncorrectable.

irreparable

ADJ. not able to be corrected or repaired.

irreproachable

ADJ. blameless; impeccable.

irresolute

ADJ. uncertain how to act; weak.

irrevocable

ADJ. unalterable; irreversible.

jargon

N. language used by a special group; technical terminology; gibberish.

jeopardize

V. endanger; imperil; put at risk.

jocular

ADJ. said or done in jest.

jollity

N. gaiety; cheerfulness.

jovial

ADJ. good-natured; merry.

jubilation

N. rejoicing.

judicious

ADJ. sound in judgment; wise.

juncture

N. crisis; joining point.

justification

N. good or just reason; defense; excuse.

kindle

V. (1) start a fire; (2) inspire.

kindred

ADJ. related; belonging to the same family.

knotty

ADJ. (1) intricate; difficult; (2) tangled.

kudos

N. honor; glory; praise.

laborious

ADJ. demanding much work or care; tedious.

labyrinth

N. (1) something very intricate or bewildering in structure; (2) place made up of twisting passages and blind alleys.

lackadaisical

ADJ. lacking purpose or zest; halfhearted; languid.

lackluster

ADJ. dull.

laconic

ADJ. brief and to the point.

lament

V. grieve; express sorrow.

Iampoon

V. ridicule.

latent

ADJ. (1) potential but undeveloped; (2) dormant; hidden.

Iateral

ADJ. coming from the side.

latitude

N. freedom from narrow limitations.

laud

V. praise.

Iavish

ADJ. generous; openhanded; extravagant; wasteful.

Iax

ADJ. careless.

legacy

N. a gift made by a will.

Iegend

N. explanatory list of symbols on a map.

Ieniency

N. mildness; permissiveness.

Iethal

ADJ. deadly.

lethargic

ADJ. drowsy; dull.

levity

N. lack of seriousness; lightness.

levy

V. impose (a fine); collect (a payment).

Iexicon

N. dictionary.

liability

N. drawback; debts.

liaison

N. (1) contact keeping parts of an organization in communication; go-between; (2) secret love affair.

libel

N. defamatory statement; act of writing something that smears a person's character.

liberator

N. one who sets free.

likelihood

N. state of being likely to happen.

linger

V. (1) loiter or dawdle; (2) continue or persist.

Iinguistic

ADJ. pertaining to language.

loath

ADJ. reluctant; disinclined.

loathe

V. detest.

lofty

ADJ. very high.

log

N. (1) record of a voyage or flight; (2) record of day to day activities.

loquacious

ADJ. talkative.

lucid

ADJ. easily understood; clear; intelligible.

lucrative

ADJ. profitable.

lurid

ADJ. wild; sensational; graphic; gruesome.

machinations

N. evil schemes or plots.

magnanimous

ADJ. generous; great-hearted.