according to rule, average, common, commonplace, conforming, conventional, customary, established, everyday, habitual, natural, orderly, ordinary, representative, routine, standard, standardized, true to form, typical, unexceptional, unvarying, usual
associated concepts: normal conditions, normal course of business, normal use
fit, logical, lucid, mentally sound, of sound judgment, rational, reasonable, responsible, sensible, sound, temperate
accustomed (customary), average (standard), common (customary), conventional, customary, exemplary, familiar (customary), habitual, mediocre, natural, ordinary, prevailing (current), prevalent, regular (conventional), routine, sane, typical, usual
Burton's Legal Thesaurus. William C. Burton. 2006
adj.Regular; typical; conforming to an established standard.
The Essential Law Dictionary. — Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008.