Synonyms of authentic

Adjective

1. authentic, reliable, trustworthy (vs. untrustworthy), trusty

usage: conforming to fact and therefore worthy of belief; "an authentic account by an eyewitness"; "reliable information"

2. authentic, bona fide, unquestionable, veritable, genuine (vs. counterfeit), echt

usage: not counterfeit or copied; "an authentic signature"; "a bona fide manuscript"; "an unquestionable antique"; "photographs taken in a veritable bull ring"

Definition and meaning of authentic (Dictionary)