n. 25B6; adjective
a commonplace writing style : ORDINARY, run-of-the-mill, unremarkable, unexceptional, average, mediocre, pedestrian, prosaic, lacklustre, dull, bland, uninteresting, mundane; hackneyed, trite, banal, clichéd, predictable, stale, tired, unoriginal; informal (plain) vanilla, bog-standard, a dime a dozen; Brit. informal common or garden; N. Amer. informal ornery, bush-league.
a commonplace occurrence : COMMON, normal, usual, ordinary, familiar, routine, standard, everyday, daily, regular, frequent, habitual, typical.
original, unusual.
25B6; noun
early death was a commonplace : EVERYDAY EVENT, routine.
a great store of commonplaces : PLATITUDE, cliché, truism, hackneyed phrase, trite phrase, old chestnut, banality; dated bromide.