buffoon

a comically dressed performer (as at a circus) who entertains with playful tricks and ridiculous behavior the children at the birthday party giggled at the buffoon's silly tricks Synonyms buffo, clown, harlequin, zanyRelated Words cutup, madcap; antic [archaic], fool, gracioso, jester, motley, scaramouch (or scaramouche); mime, mimic, mummer, pantaloon; comedian, comedienne, comic, droll, farceur, funnyman, gagger, gagman, gagster, humorist, joker, jokester, merry-andrew, second banana, stand-up, top banana, wag, wit