BITING WIT is a term used to describe a type of humor that is sharp, clever, and often cutting. IMPALE (6 letters) is a verb meaning to pierce with a sharp object, and can be used to describe the effect of biting wit. IRONY (5 letters) is a figure of speech in which the intended meaning is the opposite of what is said. SATIRE (6 letters) is a form of literature that uses IRONY, wit, and sarcasm to criticize or ridicule human vices and follies. MORDANT (7 letters) is an adjective meaning caustic or biting in its wit or humor. KEEN (4 letters) is an adjective meaning having a sharp edge or point, and can also be used to describe biting wit.