List of conventional synonyms and conventional related words.
Christian, accepted, accordant, accustomed, acknowledged, admitted, agreed, anal, approved, authentic, authoritative, average, being done, bourgeois, button-down, canonical, ceremonial, ceremonious, comme il faut, common, commonplace, compulsive, concordant, conformable, conformist, conscientious, conservative, constrained, consuetudinary, contractual, correct, corresponding, covenantal, current, customary, de rigueur, decent, decorous, established, evangelical, everyday, faithful, familiar, fastidious, firm, fixed, folk, formal, formalistic, garden, garden-variety, generally accepted, habitual, hallowed, handed down, harmonious, heroic, hieratic, hoary, household, immemorial, in accord, in keeping, in line, in step, inveterate, kosher, legendary, literal, liturgic, long-established, long-standing, meet, middle-class, moderate, mythological, naive, natural, nice, no great shakes, normal, normative, obtaining, of long standing, of the faith, of the folk, old hat, old-fashioned, oral, ordinary, orthodox, orthodoxical, pedantic, plastic, pompous, popular, precise, precisianistic, predominating, prescribed, prescriptive, prevailing, prevalent, proper, punctilious, reactionary, received, recognized, regular, regulation, reliable, responsible, right, ritual, ritualistic, rooted, run-of-mine, run-of-the-mill, sacerdotal, scriptural, scrupulous, seemly, set, simple, sober, solemn, sound, square, standard, stately, stock, stodgy, straight, stuffy, suburban, temperate, textual, time-honored, traditional, traditionalist, traditionalistic, tried and true, true, true-blue, understood, unexceptional, universal, unnoteworthy, unremarkable, unsophisticated, unspectacular, unwritten, uptight, usual, venerable, vernacular, well-mannered, widespread, wonted, worshipful