Mimic
Part of speech: noun
Definition: One who practices mimicry, or mime
Part of speech: verb
Definition: To imitate, especially in order to ridicule. to take on the appearance of another, for protection or camouflage.
Example sentence: Yoga is the most boring exercise. It's for people who are too lazy to get on the elliptical. Bikram, where they heat up the room to mimic India's climate, is especially stupid. People in India are not skinny because they're doing yoga in 105-degree rooms; they're skinny because there's no food.
Mimicker
Part of speech: noun
Definition: One who mimics.