Copy, imitate (3)
I believe the answer is:
ape
This clue is a double definition.
'copy' is the first definition.
(ape can mean to copy or imitate)
'imitate' is the second definition.
(synonyms)
(Other definitions for ape that I've seen before include "Our cousin" , "Imitate, clumsy person (colloq.)" , "drill" , "Monkey" , "Primate resembling a human" .)