Synonym word of knee slapper:

absurd, amusing, antic, blithe, capricious, clever, diverting, droll, entertaining, facetious, farcical, for grins, gas, gay, gelastic, good-humored, hilarious, humdinger, hysterical, jocose, jocular, joking, jolly, killing, knee-slapper, laughable, ludicrous, merry, mirthful


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Synonyms:  A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Popular