The term PERSON MIMICKING can be summarized as a person who is able to imitate or copy the behavior, speech, or mannerisms of another. The crossword solution for this term is APER, which is an archaic word meaning 'IMITATOR'. This term is often used in the context of comedy, where a performer will imitate a famous person or celebrity. It can also be used to describe someone who is copying the behavior of another person in order to gain attention or approval.