imitator
imi·ta·tor
noun
1.
someone who (fraudulently) assumes the appearance of another
Origin
From French imitateur, derived from Latin imitātor, equivalent to imitate + -or.
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.