Synonyms to tried and true

acknowledged, accepted, admitted, affirmed, allowed, approved, authenticated, avowed, being done, certified, comme il faut, conceded, confessed, confirmed, conformable, conventional, correct, countersigned, customary, de rigueur, decent, decorous, endorsed, established, fixed, folk, formal, granted, hallowed, handed down, heroic, hoary, immemorial, inveterate, legendary, long-established, long-standing, meet, mythological, notarized, of long standing, of the folk, oral, orthodox, prescriptive, professed, proper, ratified, received, recognized, right, rooted, sealed, seemly, signed, stamped, sworn and affirmed, sworn to, time-honored, traditional, true-blue, understood, underwritten, unwritten, validated, venerable, warranted, worshipful, acclaimed, admired, advocated, applauded, backed, cried up, favored, favorite,