43 entries under simple topic. ×

1
blah(adjective, dull, plain, stupid)
1
clean(adjective, flat, plain, ordinary)
1
colorless(adjective, dull, flat, clean)
1
dead(adjective, dull, hard, plain)
1
diddly(adjective, clean, plain, ordinary)
1
drab(adjective, dull, hard, clean)
1
dry(adjective, dull, hard, flat)
1
everyday(adjective, dull, plain, stupid)
1
garden-variety(adjective, flat, clean, plain)
1
ho-hum(adjective, flat, clean, plain)
1
irksome(adjective, dull, clean, plain)
1
lackluster(adjective, dull, flat, clean)
1
lowly(adjective, clean, plain, ordinary)
1
lusterless(adjective, flat, clean, plain)
1
matter-of- fact(expression, adjective, clean, plain)
1
pabulum(adjective, clean, plain, stupid)
1
plebeian(adjective, dull, clean, plain)
1
tame(adjective, dull, clean, plain)
1
uneventful(adjective, clean, plain, ordinary)
1
unexceptional(adjective, clean, plain, ordinary)
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APASmart Define. (2015). platitudinous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/platitudinous/thesaurus/synonyms
ChicagoSmart Define. 2015. "platitudinous thesaurus" https://smartdefine.org/platitudinous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, platitudinous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/platitudinous/thesaurus/synonyms>.
MLASmart Define. "platitudinous thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/platitudinous/thesaurus/synonyms>