har·le·quin /ˈhɑrlɪk(w)ən/
 丑角
 Har·le·quin n.  A buffoon, dressed in parti-colored clothes, who plays tricks, often without speaking, to divert the bystanders or an audience; a merry-andrew; originally, a droll rogue of Italian comedy.
    As dumb harlequin is exhibited in our theaters.   --Johnson.
 Harlequin bat Zool., an Indian bat (Scotophilus ornatus), curiously variegated with white spots.
 Harlequin beetle Zool., a very large South American beetle (Acrocinus longimanus) having very long legs and antennae. The elytra are curiously marked with red, black, and gray.
 Harlequin cabbage bug. Zool. See Calicoback.
 Harlequin caterpillar. Zool., the larva of an American bombycid moth (Euchaetes egle) which is covered with black, white, yellow, and orange tufts of hair.
 Harlequin duck Zool., a North American duck (Histrionicus histrionicus). The male is dark ash, curiously streaked with white.
 Harlequin moth. Zool. See Magpie Moth.
 Harlequin opal. See Opal.
 Harlequin snake Zool., See harlequin snake in the vocabulary.
 Har·le·quin v. i. To play the droll; to make sport by playing ludicrous tricks.
 Har·le·quin, v. t. To remove or conjure away, as by a harlequin's trick.
 And kitten, if the humor hit
 Has harlequined away the fit.   --M. Green.
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 harlequin
      n : a clown or buffoon (after the Harlequin character in the
          commedia dell'arte)
      v : variegate with spots or marks; "His face was harlequined
          with patches"