Ant. Property, quality, virtue, force, efficacy; non-intervention, spontaneity; counteragency, neutralization.

Insult, n. Offense affront, indignity, outrage, abuse, rudeness, dishonor, slight, disrespect.

Ant. Respect, homage, compliment, deference.

Insult, v. Outrage, offend, dishonor, abuse; provoke, mock, ridicule.

Ant. Respect, salute, honor, compliment, flatter, praise.

Insure. Make secure; assure; underwrite; provide, warrant, secure, guarantee, stabilitate.

Ant. Imperil, jeopardize, shake, stake.

Insurgent, n. Rebel, malcontent, mutineer, traitor, rioter.

Ant. Patriot, adherent, supporter; ruler, magistrate.

Insurgent, a. Rebellious, disobedient, mutinous, unruly, insubordinate, seditious.

Ant. Obedient, loyal, patriotic.

Insurrection. Rebellion, revolt, uprising, mutiny, sedition, riot, tumult, anarchy; pronouncement.

Ant. Law, order, peace, subjection, obedience, submission, bondage, subsidence, acquiescence; government, pacification.

Intact. Untouched, unhurt, unharmed, uninjured, scatheless; whole, entire, unbroken, undiminished; safe, inviolate, sacred, undefiled, uncorrupted, uncontaminated.

Ant. Defiled, hurt, touched, injured, corrupt, affected, contaminated.

Integrate. Unite, combine, consolidate, solidify, incorporate; sum, complete.

Ant. Analyze, dismember, detach, remove, amputate, disintegrate.

Integrity. Completeness, entirety, wholeness; honesty, rectitude, virtue, goodness, principle; uprightness, honor, probity, candor, truthfulness, conscientiousness.

Ant. Fraud, meanness, rascality, duplicity, unfairness, underhandedness.

Intellect. Reason, mind, sense, brains, understanding; consciousness, instinct; ability, genius, talent.

Ant. Matter, mechanism, force; passion; spirit, soul.

Intellectual. Mental, psychological, inventive, learned, cultured; philosophical, metaphysical.

Ant. Illiterate, unlearned, ignorant.

Intelligence. Knowledge, information, understanding, apprehension, discernment, acumen, penetration, quickness, brightness, comprehension; news, announcement, tidings, report, rumor, statement, notice, notification, publication, advice, instruction; intellect, spirit.

Ant. Misinformation, misunderstanding; ignorance, concealment, stupidity, misapprehension, dulness, suppression, silence.

Intelligible. Clear, plain, understandable, distinct, comprehensible, explainable, familiar, self-evident, obvious.

Ant. Inscrutable, mysterious, hidden, insolvable, impenetrable, unfathomable.

Intend. Design, resolve, mean, propose, purpose, contemplate, determine, meditate.

Ant. Venture, risk, hazard, chance.

Intense. Close, severe, strict, intent, strained; extreme; forcible, energetic, powerful; ardent, earnest, vehement, excessive, immoderate.

Ant. Relaxed, easy, moderate, forceless, impotent, indifferent, cool, languid.

Intensity. Intenseness, closeness, severity, strictness; tension, force, concentration, attention, strain; vehemence, violence, excess; ardor, energy, eagerness, power, vigor, activity, strength.

Ant. Laxity, relaxation, debility, languor, coolness, indifference.

Intent, n. Purpose, aim, object, design, end, meaning, intention, purport, scope, drift, view.

Ant. Chance, lot, accident, fate.

Intent, a. Eager, fixed, earnest, close, bent, set.

Ant. Distracted, diverted, indifferent.

Intention. Design, purpose, intent, meaning, purport.

Ant. Chance, fortune, luck.

Intentional. Deliberate, contemplated, designed, intended, studied, purposed, premeditated.

Ant. Casual, accidental, undesigned, fortuitous.

Inter. Bury, entomb, inhume.

Ant. Exhume, disinter.

Inter-. The synonyms and antonyms of words beginning with the prefix inter-, signifying between, among, amidst, mutually, may be obtained by adding this meaning to that of the synonyms and antonyms of the root word, in such cases as are of simple derivation.

Intercede. Mediate, arbitrate, interpose, plead, make intercession, advocate, interfere.

Ant. Abandon, excuse, incriminate, inculpate.

Intercept. Stop, cease; arrest, catch; obstruct, interrupt.

Ant. Send, despatch, delegate, forward, commission, interchange.

Intercourse. Converse, communication, communion, commerce, connection, correspondence, intimacy, dealing, intercommunication.

Ant. Cessation, suspension, reticence, disconnection, interception.

Interdict. Prohibit, forbid, proscribe, inhibit, restrain, stop, debar, disallow.

Ant. Indulge, grant, allow, concede.

Interest, n. Advantage, benefit, profit, good; part, portion; regards, sympathy, concern, attention, curiosity, selfishness, behalf, share; authority, influence; premium.

Ant. Disadvantage, loss; inattention, unconcern, indifference; disconnection, repudiation.

Interfere. Intermeddle, interpose; clash, conflict, intervene, be opposed.

Ant. Withdraw, retract, retire, recede.

Interior. Inside, internal, inner, inward, inland.

Ant. Outside, exterior.

Interloper. Intruder, meddler, supernumerary.

Ant. Member, constituent.

Intermediate. Intervening, interposed, interjacent, included, comprised, middle, moderate.

Ant. Surrounding, enclosing, outside, embracing, circumjacent; extreme; exclusive.

Interment. Burial, sepulture, inhumation.

Ant. Exhumation, resurrection.

Intermission. Suspension, interruption, stoppage, rest, stop, pause, suspense, respite, interlude, remission, cessation, discontinuance, interval, interregnum.

Ant. Continuity, continuance, constancy, uninterruptedness, permanence, perpetuity.

Intermit. Suspend, interrupt, relax, discontinue, break, stop, cease, abate, subside.

Ant. Continue, prosecute; urge, despatch.

Internal. Inner, interior, inside; within.

Ant. Outer, exterior, outside.

Internecine. Destructive, exterminating, deadly, inextinguishable, irreconcilable, mortal, internecinal.

Ant. Desultory, incursive, marauding, skirmishing, buccaneering, guerilla, freebooting.

Interpolate. Introduce, insert, foist in, intercalate; interlard, interweave, import, garble, intersperse, gloss.

Ant. Expunge, erase, expurgate; verify, authenticate; elide.

Interpose. Interfere, intercede, interrupt, mediate, meddle, arbitrate, intermeddle.

Ant. Avoid, shun, retire, withdraw, hold aloof, let be, keep clear, stand aside.

Interpret. Explain, define, expound, elucidate, unfold, decipher; translate, render, construe; declare, represent, solve.

Ant. Mistake, misconceive, misunderstand, falsify, misinterpret, distort, misrepresent.

Interpretation. Exposition, explanation, elucidation; version, construction, rendering, translation; sense, meaning, definition, signification, solution.

Ant. Misinterpretation, misrendering; problem, text, difficulty.

Interrogate. Question, ask, examine, inquire of, catechise.

Ant. Affirm, answer, assert, indorse, pronounce.

Interrupt. Disturb, stop, hinder, delay, interfere with; separate, disconnect, divide, sever, sunder, cut, dissolve; suspend, discontinue, break off; intersect.

Ant. Continue, prosecute, expedite.

Interstice. Crevice, hole, interval, chink, cleft, cranny, gap, crack, fissure, interspace.

Ant. Seam, suture, stop-gap.

Interval. Interstice; spell, season, period, term, intermediate time, interim, meantime, intermission, interspace, cessation.

Ant. Continuity, uninterruptedness, simultaneousness.

Intervention. Interposition, interference, intrusion, intercession, insinuation; agency, mediation.

Ant. Continuance, non-interference.

Interview. Meeting, parley, conference, consultation, colloquy, confabulation.

Ant. Isolation, exclusion, independence, avoidance.

Intestate. Unwilled, undevised, unbequeathed.

Ant. Willed, bequeathed, devised.

Intestine, a. Internal, domestic, interior, inward; civil; subjective.

Ant. External, outward, foreign, federal; objective.

Intimate, n. Confidant, associate, crony, familiar, companion, friend.

Intimate, v. Suggest, hint, insinuate, allude to, remind of; announce, declare, communicate, tell.

Ant. Conceal, reserve, withhold, repress.

Intimate, a. Near, close, familiar, friendly, confidential; internal, interior, inward, deep-seated, hearty; thorough, complete, direct, exact; conversant.

Ant. Distant, strange, unfamiliar; superficial.

Intimidate. Frighten, alarm, scare, daunt, dismay, threaten, appal, terrify, deter, dishearten.

Ant. Calm, compose; encourage, inspirit, animate, reassure.

Intolerable. Insufferable, unendurable, insupportable, unbearable.

Ant. Endurable, comfortable, tolerable, supportable, possible to be borne.

Intolerant. Bigoted, unforbearing; extreme.

Ant. Tolerant, forbearing, large-minded, indulgent.

Intoxication. Inebriety, inebriation, drunkenness; excitement, infatuation, exhilaration, delirium, bewilderment, hallucination, ecstasy; poison, venom.

Ant. Antidote, sobriety, sanity, gravity, melancholy, depression; abstinence, abstemiousness.

Intrenchment. Ditch, dike, fortification, earthwork, moat; defense, protection, shelter, invasion, inroad, encroachment, infringement, trespass.

Ant. Wall, rampart, mole, embankment, mound, bastion; forbearance, deference, respect.

Intrepid. Bold, brave, fearless, undaunted, courageous, valorous, unterrified, dauntless, chivalrous, heroic, undismayed, unawed, valiant, doughty.

Ant. Cautious, timid, fearful, cowardly, dismayed, terrified.

Intricacy. Complexity, complication, entanglement, perplexity, difficulty, intricateness, obscurity, confusion.

Ant. Directness, obviousness; system, method; disposition, array.

Intricate. Involved, perplexed, complicated, entangled, complex; mazy, labyrinthine, tortuous.

Ant. Simple, direct, obvious, plain, uninvolved.

Intrigue. Plot, scheme, cabal, conspiracy, machination, artifice, cunning, duplicity, trickery, chicanery, ruse; liaison, amour.

Ant. Insurrection, assault, rebellion, force, violence; sincerity, candor, honesty, openness, straightforwardness.

Intrinsic. Inward, internal, essential, real, genuine, true, inherent, native, innate, natural, immanent, inbred, inborn.

Ant. Extrinsic, acquired, apparent, accidental, borrowed, assumed, pretended, added, external, adventitious.

Introduce. Lead in, usher in, present, conduct in, commence, make acquainted, make known, begin, preface.

Ant. Come after, succeed, follow; end, conclude.

Introduction. Introducing, presentation, ushering in; preface, prelude, preamble, proem, exordium; induction, importation, insertion, commencement, preliminary; portico, gate, vestibule, entrance.

Ant. Eduction, ejection; extraction, exportation, elimination, estrangement; completion, conclusion, end; egress.

Introductory. Prefatory, initiatory, preliminary, precursory, preparatory; commendatory.

Ant. Final, conclusive, terminal, valedictory, supplemental; alienative.

Intrude. Obtrude, encroach, infringe, trespass, trench, interfere, meddle.

Ant. Withdraw, retire, recede; remove, retract.

Intrusion. Encroachment, interference, intruding, obtrusion, infringement.

Ant. Withdrawal, removal, retirement, retraction.

Intuition. Apprehension, cognition, perception, beholding; instinct, insight, recognition.

Ant. Information, instruction, learning, experience, acquirement, induction.

Inundate. Flood, deluge, overflow, submerge, cover, overwhelm.

Ant. Drain, dry, reclaim, desiccate, parch.

Invade. Attack, infringe, violate, encroach on, trench upon; march into, enter in, assault, assail, occupy.

Ant. Abandon, relinquish, vacate, evacuate.

Invalid, a. Week, feeble, infirm, sick, frail; null, void; unsound, baseless, untrue, unfounded, fallacious.

Ant. Strong, well, healthy, vigorous; sound, legal, constitutional; legitimate, authorized; genuine, true, correct, exact.

Invalidate. Nullify, cancel, annul, overthrow, make void.

Ant. Conserve, maintain, establish, confirm, enact, institute.

Invasion. Trespass, incursion, irruption, encroachment, inroad.

Ant. Evacuation, abandonment, relinquishment; settlement; retreat.

Invective. Satire, sarcasm, diatribe, railing, abuse; obloquy, denunciation, vituperation, reproach, castigation.

Ant. Praise, commendation, encomium, eulogy, panegyric.

Invent. Discover, find out, devise, contrive, produce; design, concoct, elaborate; conceive, contrive, fabricate, originate, forge, frame.

Ant. Copy, imitate, reproduce; execute.

Invention. Contrivance, construction, device; fiction, fabrication, falsehood; thought, idea.

Ant. Material.

Inventive. Ingenious, skilful, clever, adept, resourceful.

Ant. Slow, unskilful, uninventive.

Inventor. Contriver, originator, author, creator.

Ant. Destroyer.

Inventory. List, catalogue, register, record, enrolment, enumeration.

Inversion. Reversal, transposition, alteration, deflection, violation, permutation.

Ant. Erectness, verticality; stability, permanence, fixity, state, order, sequence; conservation.

Invert. Upset, overthrow, reverse, subvert.

Ant. Restore, set up, make upright.

Invest. Clothe, dress, array, endow; attend, surround; lay out.

Ant. Divest, dismantle, unclothe, strip, disrobe; deprive.

Investigate. Inquire, examine, test, scrutinize, prove, search, explore, inspect, criticize, discuss, study.

Ant. Conjecture, guess.

Investigation. Search, examination, inquiry, research, exploration, inquisition, sifting, scrutiny, study.

Ant. Discovery, clue, indication; solution, thread.

Investiture. Installation, induction, investment, habilitation.

Ant. Divestiture, divestment.

Inveterate. Long-established, obstinate; malignant, spiteful, virulent; besetting, confirmed, chronic, ingrain, incarnate, habitual, deep-rooted, hardened, accustomed.

Ant. Undeveloped, incipient, unformed.

Invidious. Hateful, offensive, odious; unfair, partial, inconsiderate; gratuitous.

Ant. Fair, just, considerate, impartial, due.

Invigorate. Strengthen, brace, harden, nerve, refresh, stimulate, animate, exhilarate.

Ant. Weaken, enfeeble, debilitate, deteriorate, relax, unstring, enervate.

Invitation. Solicitation, allurement, enticement.

Ant. Rebuff, snub, check, repulse.

Invite. Ask, summon, bid, request, solicit, call, attract, entice, persuade, allure; tempt, incite, challenge.

Ant. Repel, forbid, deprecate; exclude, discard.

Invoke. Supplicate, implore, solicit, summon, call, beseech, invite, challenge, invocate, appeal to, conjure, imprecate.

Ant. Defy; deprecate, deter; ignore, elude; warn, inhibit.

Involution. Complication, entanglement; envelope; implication, mingling.

Ant. Evolution, disconnection, evolvement, extrication, separation.

Involve. Envelop, wrap, cover; comprise, embrace, contain; connect, unite, mingle, blend, twine, interweave; implicate, entangle, complicate, embroil, embarrass, include, overwhelm, imply.

Ant. Extricate, remove, disconnect, separate, disentangle, distinguish, explicate.

Inward. Secretly, privately; internal, interior, inner; within.

Ant. Outward, external, exterior.

Iota. Jot, tittle, particle, atom.

Ant. Whole, mass.

Irate, Irascible. Hasty, angry, enraged, incensed, choleric, irritable.

Ant. Good-tempered, calm, forbearing, gentle, mild.

Ire. Anger, wrath, rage, fury, choler, indignation, resentment, displeasure, vexation.

Ant. Good will, patience, forbearance, mildness, forgiveness, reconciliation, peaceableness.

Irridescent. Prismatic; opaline, polychromatous, nacreous.

Ant. Blanched, neutral, colorless, dingy, achromatic.

Isolate. Separate, detach, dissociate; insulate.

Ant. Associate, unite.

Isolation. Separation, loneliness, segregation, detachment, disconnection, insulation; solitariness, solitude.

Ant. Organization, community, co-membership, connection; continuity, concatenation.

Issue. Egress, exit, outlet; delivery; copy, number, edition, impression; event, outcome, result, end, conclusion, consummation, effect, termination; children, offspring, posterity, progeny; antagonism, controversy, contest.

Ant. Cause, principle, influence, action, working, operation; law, system, commencement; ancestry, paternity.

Iteration. Recital, repetition, reiteration, recurrence, harping, succession.

Ant. Single statement.

Itinerant, a. Traveling, wandering, roving, roaming, journeying, unsettled, nomadic.

Ant. Stationary, domestic, settled, fixed, local.

Itinerary. Guide, guidebook, schedule.