fraud Definition

1. An act of deliberate deception, with the intention of gaining some benefit.

Thesaurus: deception, deceit, trickery, guile, artifice, duplicity, double-dealing, swindling, chicanery, treachery.
2. colloq
Someone who dishonestly pretends to be something they are not; a cheat.
Example: She turned out to be a fraud
Thesaurus: fake, forgery, sham, hoax, impostor, cheat, pretender, charlatan, quack, counterfeiter, mountebank, swindler, malingerer, phoney.