ínclito, -a, famous, glorious
incógnito, -a, unknown
incoloro, -a, colorless
incómodo, -a, uncomfortable, oppressive
incomparable, matchless
incompatible, incompatible
incomprensible, incomprehensible
inconciliable, irreconcilable
inconcluso, -a, unfinished
inconmensurable, limitless