Word origins

• imperantcommanding
• imperatorialCommanding; authoritative.
• imperatrixThe reigning empress; Female equivalent of Imperator.
• imperdibleNot destructible.
• imperscrutableNot capable of being sought or understood; inscrutable.
• impertransibleimpermeable
• imperturbationFreedom from agitation of mind; calmness.
• impetrableCapable of being obtained or influenced by petition.
• impetrationThe act of impetrating, or obtaining by petition or entreaty.
• impetrativeOf the nature of impetration; getting, or tending to get, by entreaty.
• impignorateTo pledge or pawn.
• impingentStriking against or upon; impinging.
• impinguateTo fatten; to make fat.
• implacabilityThe quality or state of being implacable.
• implexIntricate, involved, entangled, complicated, complex.
• implicansThe antecedent in the if-clause; the well-formed formula (wff).
• imploratoryEntreating, supplicatory.
• impluviumA low basin in the center of a household atrium, into which rainwater flowed down from the roof through the compluvium.
• imponeTo stake; to wager; to pledge.
• imponentThat imposes a rule.
• importuousWithout a port or harbour.
• impreparedSynonym of unprepared.
• impressorOne who, or that which, impresses.
• improbationdisapproval
• improbityA lack of probity or integrity; dishonesty.
• improperationA reproach; an instance of upbraiding or contumely.
• improsperityLack of prosperity.
• improtectedSynonym of unprotected.
• improvisoNot prepared beforehand; unpremeditated; extemporaneous.
• imprudencyThe fact or quality of being imprudent; rashness.
• impuberalImmature; not having come to puberty.
• Imum CoeliThe point where the ecliptic crosses the northern meridian, said to represent the deep subconscious.
• inamissibleIncapable of being lost.
• inaniloquentTending to speak inanely; loquacious; garrulous.
• inaudaciousLacking in audacity; not audacious.
• inauspicateinauspicious
• incalescentBecoming warmer; heating up; calescent.
• incanescenthoary or grey; canescent.
• incanousHoary with a white pubescence.
• incastleTo add castles to a place.
• incatenationThe act of linking together; enchaining.
• incavatedhollowed, bent round or in, or concave
• incedinglyMajestically.
• incendTo inflame; to excite.
• incendiousPromoting faction or contention; seditious; inflammatory.
• incensionThe act of heating or burning
• inceptisolA kind of freely-draining soil that forms quickly through alteration of parent material and has no accumulation of clays, iron oxide, aluminium oxide or organic matter.
• incerationceration.
• incerativeCleaving or sticking like wax.
• incessiveIntense and active.
• incicurableImpossible to tame.
• incisureA notch or indent.
• incitantInciting; stimulating.
• inclamationexclamation; (loud) utterance
• inclavatedSet; fast; fixed.
• incogitableNot cogitable; inconceivable.
• incogitancyA lack of thought or thinking.
• incogitantthoughtless; inconsiderate
• incolumitysafety; security
• incommiscibleNot commiscible; not mixable.
• incommutabilityThe quality or state of being incommutable.
• incomparabilityThe condition of being incomparable.
• incompositeNot composite; simple or single.
• inconcinnityLack of harmony or suitability.
• inconcinnousNot concinnous; unsuitable; discordant.
• inconcoctinconcocted
• inconcreteNot concrete.
• inconcussibleFirm; solid.
• incongealableNot congealable; incapable of being congealed.
• inconsumptibleinconsumable
• inconvertibilityThe condition of being inconvertible
• in copulaDuring copulation; in the copulative state.
• incorruptiveincorruptible
• incredibilityThe quality of being incredible; incredibleness.
• incremableIncombustible; resistant to being burnt.
• increpationA rebuke or reproof.
• increscentA crescent oriented with horns turned to dexter (pointing to the viewer's left).
• incruentalBloodless; characterized by no blood loss or very little bleeding.
• incultUncultivated, wild.
• incuriosityThe quality or state of lacking curiosity.
• incuriousLacking interest or curiosity; uninterested.
• incurrentCarrying inward; relating to an inward current.
• incurvityThe quality of being bent inwards.
• indagationInquiry, investigation.
• indecorousImproper, immodest, or indecent.
• indecorumIndecorous behavior, or the state of being indecorous
• indeficientNot deficient; full or sufficient.
• indevoteNot devoted.
• indevotionLack of devotion; impiety; irreligion.
• indicantindicative; that points out.
• indicialOf or pertaining to an indicia; indicative
• indictiveproclaimed or declared by authority
• indifferencyImpartiality, fairness, disinterestedness.
• indifuscinA brown amorphous powder obtained from indican.
• indigestCrude; undigested; upset; unformed; unorganized.
• indigitateTo proclaim, declare.
• indignifyTo undignify
• indiligenceLack of diligence.
• indiligentNot diligent; idle, slothful.
• indirubinA substance isomeric with, and resembling, indigo blue; a component of Tyrian purple