N  habit, habitude, assuetude, assuefaction, wont, run, way, common state of things, general state of things, natural state of things, ordinary state of things, ordinary course of things, ordinary run of things, matter of course, beaten path, beaten track, beaten ground, prescription, custom, use, usage, immemorial usage, practice, prevalence, observance, conventionalism, conventionality, mode, fashion, vogue, etiquette, order of the day, cry, conformity, consuetude, dustoor, one's old way, old school, veteris vestigia flammae, laudator temporis acti, rule, standing order, precedent, routine, red-tape, red-tapism, pipe clay, rut, groove, cacoethes, bad habit, confirmed habit, inveterate habit, intrinsic habit, addiction, trick, training, seasoning, second nature, acclimatization, knack, habitual, accustomary, prescriptive, accustomed, of daily occurrence, of everyday occurrence, consuetudinary, wonted, usual, general, ordinary, common, frequent, everyday, household, garden variety, jog, trot, well-trodden, well-known, familiar, vernacular, trite, commonplace, conventional, regular, set, stock, established, stereotyped, prevailing, prevalent, current, received, acknowledged, recognized, accredited, of course, admitted, understood, conformable, according to use, according to custom, according to routine, in vogue, in fashion, in, with it, fashionable, wont, used to, given to, addicted to, attuned to, habituated, in the habit of, habitue, at home in, seasoned, imbued with, devoted to, wedded to, hackneyed, fixed, rooted, deep-rooted, ingrafted, permanent, inveterate, besetting, naturalized, ingrained, habitually, always, as usual, as is one's wont, as things go, as the world goes, as the sparks fly upwards, more suo, more solito, ex more, as a rule, for the most part, usually, generally, typically, most often, most frequently, cela s'entend, abeunt studia in mores, adeo in teneris consuescere multum est, consuetudo quasi altera natura, hoc erat in more majorum, How use doth breed a habit in a man!, magna est vis consuetudinis, morent fecerat usus.

algorithmic rule, best evidence rule, board rule, carpenter's rule, exclusionary rule, foot rule, gag rule, golden rule, grammatical rule, ground rule, hearsay rule, heuristic rule, home rule, linguistic rule, majority rule, miranda rule, mob rule, morphological rule, naegele's rule, one-man rule, parol evidence rule, phase rule, plumb rule, procrustean rule, rule, rule book, rule in, rule of cy pres, rule of evidence, rule of grammar, rule of law, rule of morphology, rule of thumb, rule out, slide rule, work to rule, working rule