Synonyms and related words :
accepted, actual, ascertained, attested, authenticated, believed, beyond question, bona fide, categorically true, certain, certified, confirmed, corroborated, credited, demonstrated, determined, documentary, doubtless, effectual, established, factual, genuine, historical, indubious, indubitable, not in error, objectively true, past dispute, proved, questionless, real, received, substantiated, sure-enough, TRUE, true as gospel, trusted, truthful, unchallenged, unconfuted, uncontested, uncontradicted, uncontroversial, uncontroverted, undenied, undisputed, unerroneous, unfallacious, unfalse, unmistaken, unquestionable, unquestioned, unrefuted, unsuspected, validated, veracious, verified, veritable, very