authenticate

v. 证明(某物)为真

aurally, aureola, auricular, aurora, auspice, auspices, auspicious, Aussie, austere, austerely, austerity, Australia, Australian, Australian Rules, Austria, Austrian, Austro-, aut(o)-, authentic, authentically, authenticity, author, authoress, authorise, authoritarian, authoritarianism, authoritative, authoritatively, authorities, authority, authorization, authorization, -isation, authorize, authorize, authorise, authorized, authorship, autism, autistic, auto, auto-suggestion,