inadequate, a. [insufficient], [deficient]; defective, [incomplete], [imperfect].
inappropriate, a. [unsuitable], [unbecoming], inapplicable.
inapt, a. irrelevant, [unsuitable], inept, inapplicable.
inattention, n. inadvertence, [abstraction], heedlessness, [disregard], [neglect], remissness.
inattentive, a. heedless, [absent-minded], inadvertent, [unmindful], [careless].
inbeing, n. inherence.
inborn, a. congenital, [inherent], [innate], instinctive, ingenerate.
incapable, a. [incompetent], disqualified, [unfit], insusceptible.
incarnation, n. incarnification, Avatar; personification.
incautious, a. unwary, [inconsiderate], [indiscreet], [thoughtless].