ape attitudinarian attitudinizer blagueur bluff bluffer charlatan conformist copier copycat copyist counterfeiter cuckoo dissembler dissimulator echo echoer echoist exhibitionist fake faker forger fourflusher fraud humbug hypocrite imitator impersonator impostor malingerer masquerader mime mimer mimic mimicker mocker mockingbird monkey mountebank parrot phony plagiarist poll-parrot polly polly-parrot poser posture maker posturer posturist pretender quack quacksalver quackster ringer saltimbanco sham shammer sheep show-off simulator striker of poses