The term 'not fake' can be expressed in three different ways: REAL (4 letters), GENUINE (7 letters), and TRUE (4 letters). REAL is an adjective that means existing in fact and not imagined or supposed. GENUINE is an adjective that means not counterfeit or copied; authentic. TRUE is an adjective that means in accordance with fact or reality; not false or erroneous. All three words are used to describe something that is not fake or false.