personate

Short definition from Wiktionary

Verb

1. 1
   To fraudulently portray another person; to impersonate.
2. 2
   To portray a character (as in a play); to act.
3. 3
   To attribute personal characteristics to something; to personify.
4. 4
   To set forth in an unreal character; to disguise; to mask.
5. 5
   To celebrate loudly; to extol, to praise.

Adjective

1. 1
   Having the throat of a corolla nearly closed by a projection of the base of the lower lip (reminiscent of a mask), as in the flower of the snapdragon.