Synonyms and related words :
accepted, acknowledged, actual, admitted, ascertained, assigned, assured, attested, authenticated, borne out, categorically true, certain, certified, chronic, circumstantiated, confirmed, conformable, consuetudinary, conventional, corroborated, current, customary, decided, deep-dyed, deep-engraven, deep-fixed, deep-grounded, deep-laid, deep-rooted, deep-seated, deep-set, deep-settled, demonstrated, deployed, determinate, determined, documentary, dyed-in-the-wool, effectual, embedded, embosomed, embossed, emplaced, engrafted, engraved, ensconced, entrenched, etched, everyday, factual, familiar, fast, firmly established, fixed, folk, generally accepted, graven, guaranteed, hallowed, handed down, heroic, historical, hoary, immemorial, implanted, impressed, imprinted, in the bag, incorrigible, inculcated, indelibly impressed, infixed, ingrained, ingrown, installed, instilled, inveterate, inwrought, irreversible, legendary, located, long-established, long-standing, made sure, mythological, nailed down, normal, not in error, objectively true, obtaining, of long standing, of the folk, old-line, on a rock, on bedrock, on ice, open-and-shut, oral, ordinary, placed, planted, popular, positioned, posted, prescribed, prescriptive, prevalent, proved, proven, real, received, recognized, regular, regulation, rooted, seated, secure, set, settled, settled in habit, shown, situate, situated, spotted, stabilized, standard, stated, stationed, stock, substantiated, sure-enough, tested, thorough, time-honored, traditional, tried, tried and true, TRUE, true as gospel, true-blue, truthful, unconfuted, undenied, understood, undoubted, unerroneous, unfallacious, unfalse, unmistaken, unquestionable, unrefuted, unwritten, usual, validated, venerable, veracious, verified, veritable, vested, warranted, well-established, well-founded, well-grounded, well-set, well-settled, widespread, wonted, worshipful