de rigueur

following the established traditions of refined society and good taste though he was wearing a dinner jacket and a black bow tie, his jeans and tennis shoes were hardly de rigueur Synonyms of de rigueur befitting, correct, decent, decorous, proper, genteel, nice, polite, respectable, seemlyWords Related to de rigueur acceptable, adequate, satisfactory, tolerable; dress, dressy, formal; dignified, elegant, gracious; priggish, prim, stiff, stuffy; apt, material, relevant; compatible, congenial, harmonious; allowed, authorized, kosher, permittedNear Antonyms of de rigueur intolerable, unacceptable, unsatisfactory; casual, grungy, informal; seedy, shabby, tacky; banned, barred, disallowed; forbidden, interdicted, outlawed, prohibited, proscribed; awkward, gauche, ungracefulAntonyms of de rigueur improper, inappropriate, incorrect, indecent, indecorous, indelicate, unbecoming, ungenteel, unseemly