early 15c., from Old French incomparable (12c.) or directly from Latin incomparabilis "that cannot be equaled," from in- "not" (see in- (1)) + comparabilis "comparable" (see comparable). Related: Incomparably.
incommodity
incommunicability
incommunicable
incommunicado
incomparability
incomparable
incompatibility
incompatible
incompetence
incompetency
incompetent