phony
pho-ny
adjective
Not genuine or real; appearing to be something it is not.
"He put on a phony accent."
noun
A person who pretends to be something they are not; an impostor.
"Don't be fooled, he's a phony."
Thesaurus
Synonyms: imitative, bastard, phoney, bogus, counterfeit, fake, dissimulator, pretender, dissembler, hypocrite