adjective
normal, common
Synonyms: approved, bona fide, classic, commonplace, correct, customary, daily, established, everyday, formal, general, habitual, lawful, legitimate, natural, official, ordinary, orthodox, prevailing, prevalent, proper, routine, run-of-the-mill, sanctioned, standard, time-honored, traditional, typic, typical, unexceptional, unvarying, usual
Antonyms: abnormal, anomalous, eccentric, extraordinary, irregular, rare, uncommon, unusual
adjective
orderly, consistent, balanced
Synonyms: accordant, alternating, arranged, automatic, classified, congruous, consonant, constant, cyclic, dependable, efficient, established, even, exact, expected, fixed, flat, formal, harmonious, in order, invariable, level, measured, mechanical, methodical, momentary, ordered, organized, patterned, periodic, precise, probable, punctual, rational, recurrent, regulated, rhythmic, routine, serial, set, smooth, standardized, stated, steady, straight, successive, symmetrical, systematic, uniform
Antonyms: changing, disorderly, imbalanced, inconsistent, infrequent, irregular, unsteady, variable