To pretend to be (a different person); to assume the identity of.
To operate with the permissions of a different user account.
To assume the manner and character of; to imitate; to ape; to feign.
To obtrude by fraud or imposition.
To deceive, cheat, lie.
A decorative cover for a pillow.
A false front, or removable ornamental covering.
Trickery, hoaxing.
A fake; an imitation that purports to be genuine.
Champagne.
mock
Intended to deceive; false.
counterfeit; unreal
See also Thesaurus:fake