60 entries under predictable topic. ×

2
platitudinous(adjective, dull, simple, clean, plain)
2
square(adjective, simple, moderate, clean, plain)
2
standard(adjective, dull, simple, moderate, ordinary)
2
usual(adjective, dull, moderate, flat, common)
2
watery(adjective, dull, weak, plain, mild)
2
wishy-washy(adjective, dull, weak, plain, mild)
2
zero(adjective, dull, weak, simple, lower)
1
bourgeois(adjective, simple, moderate, ordinary, familiar)
1
clichéd(common, stupid, ordinary, usual, routine)
1
cornball(adjective, stupid, ordinary, commonplace, bland)
1
cornfed(adjective, stupid, ordinary, commonplace, bland)
1
current(adjective, simple, ordinary, familiar, natural)
1
dumb(adjective, stupid, ordinary, commonplace, bland)
1
habitual(adjective, simple, ordinary, familiar, natural)
1
hokey(adjective, stupid, ordinary, commonplace, bland)
1
moderate(adjective, dull, inferior, ordinary, usual)
1
noplace(adjective, stupid, ordinary, commonplace, bland)
1
pabulum(adjective, dull, weak, simple, clean)
1
regular(adjective, simple, moderate, ordinary, familiar)
1
tripe(adjective, stupid, ordinary, commonplace, bland)
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APASmart Define. (2016). humdrum thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/humdrum/thesaurus/synonyms
ChicagoSmart Define. 2016. "humdrum thesaurus" https://smartdefine.org/humdrum/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, humdrum thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/humdrum/thesaurus/synonyms>.
MLASmart Define. "humdrum thesaurus" 23 March 2016. Web. 23 September 2026. <https://smartdefine.org/humdrum/thesaurus/synonyms>