Zany

Part of speech: noun (n.)

A merry-andrew; a buffoon. Then write that I may follow, and so be Thy echo, thy debtor, thy foil, thy zany. Donne. Preacher at once, and zany of thy age. Pope.

Part of speech: verb (v.)

To mimic. [Obs.] Your part is acted; give me leave at distance To zany it. Massinger.