I. noun
an idea or expression deficient in originality or freshness
lazily exchanging commonplaces over their beer
Synonyms: banality, bromide, cliché, platitude, prosaicism, prosaism, rubber stamp, shibboleth, tag, truism
Related Word: chestnut, corn, prose, stereotype; inanity, shallowness, wishy-washiness; threadbareness, triteness
Antonyms: profundity
II. adjective
1.
Synonyms: common 6, ordinary, prosaic, uneventful, unexceptional, unnoteworthy
2.
Synonyms: general 1, common, matter-of-course, natural, normal, prevalent, regular, typic, typical, usual
3.
Synonyms: prosaic 3, everyday, lowly, mundane, workaday, workday
4.
Synonyms: trite , cliché, clichéd, shopworn, stereotyped, stereotypical, threadbare, timeworn, tired, well-worn
Idioms: a dime a dozen, as everyday as breakfast