genuine//ˈdʒɛnjuɪn//B2Frequency Level 8NeutralAdjective1truly what something is said to be; authentic and not counterfeit or fakeThis is a genuine Picasso painting, not a copy.2sincere and honest in feelings, intentions, or characterShe showed genuine concern for his well-being.SynonymauthenticrealsincereAntonymfakecounterfeitfalse