1.  buffoon(n = noun.person) clown - a rude or vulgar fool;
is a kind of fool, muggins, sap, saphead, tomfool
has particulars: pantaloon

2.  buffoon(n = noun.person) clown, goof, goofball, merry andrew - a person who amuses others by ridiculous behavior;
is a kind of comedian, comic
has particulars: harlequin, fool, jester, motley fool, whiteface, zany, emmett kelly, kelly, weary willie

   A man who makes a practice of amusing others by low tricks, antic gestures, etc.; a droll; a mimic; a harlequin; a clown; a merry-andrew. [1913 Webster]

   Characteristic of, or like, a buffoon. Macaulay. [1913 Webster]
"To divert the audience with buffoon postures and antic dances." [1913 Webster]

   To act the part of a buffoon. [1913 Webster]

   To treat with buffoonery. Glanvill. [1913 Webster]

buffoon, n.
1 a jester; a mocker.
2 a stupid person.

Derivative:
buffoonery n. buffoonish adj.

Etymology:
F bouffon f. It. buffone f. med.L buffo clown f. Rmc

N  the drama, the stage, the theater, the play, film the film, movies, motion pictures, cinema, cinematography, theatricals, dramaturgy, histrionic art, buskin, sock, cothurnus, Melpomene and Thalia, Thespis, play, drama, stage play, piece, five-act play, tragedy, comedy, opera, vaudeville, comedietta, lever de rideau, interlude, afterpiece, exode, farce, divertissement, extravaganza, burletta, harlequinade, pantomime, burlesque, opera bouffe, ballet, spectacle, masque, drame comedie drame, melodrama, melodrame, comidie larmoyante, sensation drama, tragicomedy, farcical-comedy, monodrame monologue, duologue trilogy, charade, proverbs, mystery, miracle play, musical, musical comedy, western, horse opera, flick, spy film, love story, adventure film, documentary, nature film, pornographic film, smoker, skin flick, X-rated film, act, scene, tableau, induction, introduction, prologue, epilogue, libretto, performance, representation, mise en scene, stagery, jeu de theatre, acting, gesture, impersonation, stage business, gag, buffoonery, light comedy, genteel comedy, low comedy, theater, playhouse, opera house, house, music hall, amphitheater, circus, hippodrome, theater in the round, puppet show, fantoccini, marionettes, Punch and Judy, auditory, auditorium, front of the house, stalls, boxes, pit, gallery, parquet, greenroom, coulisses, flat, drop, drop scene, wing, screen, side scene, transformation scene, curtain, act drop, proscenium, stage, scene, scenery, the boards, trap, mezzanine floor, flies, floats, footlights, offstage, orchestra, theatrical costume, theatrical properties, movie studio, back lot, on location, part, role, character, dramatis personae, repertoire, actor, thespian, player, method actor, stage player, strolling player, stager, performer, mime, mimer, artists, comedian, tragedian, tragedienne, Roscius, star, movie star, star of stage and screen, superstar, idol, sex symbol, supporting actor, supporting cast, ham, hamfatter, masker, pantomimist, clown harlequin, buffo, buffoon, farceur, grimacer, pantaloon, columbine, punchinello, pulcinello, pulcinella, extra, bit- player, walk-on role, cameo appearance, mute, figurante, general utility, super, supernumerary, company, first tragedian, prima donna, protagonist, jeune premier, debutant, debutante, light comedian, genteel comedian, low comedian, walking gentleman, amoroso, heavy father, ingenue, jeune veuve, mummer, guiser, guisard, gysart, masque, mountebank, Jack Pudding, tumbler, posture master, acrobat, contortionist, ballet dancer, ballet girl, chorus singer, coryphee danseuse, property man, costumier, machinist, prompter, call boy, manager, director, stage manager, acting manager, producer, entrepreneur, impresario, backer, investor, angel, dramatic author, dramatic writer, play writer, playwright, dramatist, mimographer, dramatic, theatric, theatrical, scenic, histrionic, comic, tragic, buskined, farcical, tragicomic, melodramatic, operatic, stagy, on the stage, on the boards, on film, before the floats, before an audience, behind the scenes, fere totus mundus exercet histrionem, suit the action to the word, the word to the action, the play's the thing, to wake the soul by tender strokes of art.

N  humorist, wag, wit, reparteeist, epigrammatist, punster, bel esprit, life of the party, wit-snapper, wit-cracker, wit- worm, joker, jester, Joe Miller, drole de corps, gaillard, spark, bon diable, practical joker, buffoon, farceur, merry-andrew, mime, tumbler, acrobat, mountebank, charlatan, posturemaster, harlequin, punch, pulcinella, scaramouch, clown, wearer of the cap and bells, wearer of the motley, motley fool, pantaloon, gypsy, jack-pudding, jack in the green, jack a dandy, wiseacre, wise guy, smartass, fool, zany, madcap, pickle-herring, witling, caricaturist, grimacier, persifleur.

N  laughingstock, jestingstock, gazingstock, butt, game, fair game, April fool, original, oddity, queer fish, odd fish, quiz, square toes, old monkey, old fogey, fogey monkey, fogy monkey, buffoon, pantomimist, schlemiel, jest, dum vitant stulti vitia in contraria currunt.