12 letter adjectives that start with I and contain S

We have listed 73 12-letter adjectives that start with I and contain S for you in this WordMom word list. All these 12-letter adjectives starting with I and contain S were verified by specialists in the English language.

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  • iconoclastic
  • idiomorphous
  • idiomuscular
  • illustrative
  • illustratory
  • illuministic
  • illusionable
  • imperishable
  • immeasurable
  • impoverished
  • impetiginous
  • immensurable
  • impassionate
  • imposthumate
  • immorigerous
  • impropitious
  • improsperous
  • inconsolable
  • intensifying
  • insalubrious
  • incommodious
  • inauspicious
  • indisputable
  • inharmonious
  • inaccessible
  • indissoluble
  • interstellar
  • infelicitous
  • interstitial
  • instrumental
  • inadmissible
  • inhospitable
  • incandescent
  • intransigent
  • intransitive
  • inconclusive
  • insufferable
  • indefeasible
  • inexpressive
  • insufficient
  • indefensible
  • indigestible
  • intersecting
  • inconsistent
  • insecticidal
  • inextensible
  • intuitionist
  • inconsequent
  • interspecies
  • intercrossed
  • introversive
  • intraspecies
  • intercessory

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  • irresistible
  • irrespective
  • irreversible
  • irremissible
  • irresolvable
  • irrespirable
  • irresponsive
  • irrelapsable
  • irreptitious
  • irresistless
  • isolationist
  • isobilateral
  • isostemonous
  • isocheimenal
  • isochromatic
  • isodiametric
  • isodimorphic
  • isonicotinic
  • ischiorectal
  • ishmaelitish

12 letter adjectives that start with