n. The act of simulating, or feigning or counterfeiting; the false assumption of a certain appearance or character; pretense, usually for the purpose of deceiving.n. Specifically— In phonology, imitation in form; the alteration of the form of a word so as to approach or agree with that of another word having some accidental similarity, and to suggest a connection between them: a tendency of popular etymology.n. In biology, unconscious imitation or protective mimicry; assimilation in appearance.n. Resemblance; similarity.n. In French law, a fictitious engagement, contract, or conveyance, made eitner as a fraud where no real transaction is intended, or as a mask or cover for a different transaction, in which case it may sometimes be made in good faith and valid.