antic

Short definition from Wiktionary

Adjective

1. 1
   Playful, funny, absurd.
2. 2
   Grotesque, incongruous.
3. 3
   Grotesque, bizarre
4. 4
   Obsolete form of antique.

Noun

1. 1
   A grotesque representation of a figure; a gargoyle.
2. 2
   A caricature.
3. 3
   A ludicrous gesture or act; ridiculous behaviour; caper.
4. 4
   A grotesque performer or clown, buffoon.
5. 5
   A pose, often exaggerated, in anticipation of an action; for example, a brief squat before jumping

Verb

1. 1
   To perform antics, to caper.
2. 2
   To make a fool of, to cause to look ridiculous.
3. 3
   To perform (an action) as an antic; to mimic ridiculously.