135 entries under adjective topic. ×

1
conventional(dull, stupid, ordinary, standard)
1
cornfed(stupid, ordinary, commonplace, bland)
1
dead(dull, hard, simple, plain)
1
diddly(simple, clean, plain, ordinary)
1
drab(dull, hard, simple, clean)
1
drained(dull, flat, silly, commonplace)
1
dry(dull, hard, simple, flat)
1
dull as dishwater(expression, idiom, stupid, ordinary)
1
dumb(stupid, ordinary, commonplace, bland)
1
everyday(dull, simple, plain, stupid)
1
familiar tune(expression, dull, flat, commonplace)
1
garden-variety(simple, flat, clean, plain)
1
ho-hum(simple, flat, clean, plain)
1
ho hum(expression, dull, stupid, ordinary)
1
insipid(dull, hard, stupid, ordinary)
1
irksome(dull, simple, clean, plain)
1
lackluster(dull, simple, flat, clean)
1
lowly(simple, clean, plain, ordinary)
1
lusterless(simple, flat, clean, plain)
1
matter-of- fact(expression, simple, clean, plain)
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APASmart Define. (2015). platitudinous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/platitudinous/thesaurus/synonyms
ChicagoSmart Define. 2015. "platitudinous thesaurus" https://smartdefine.org/platitudinous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, platitudinous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/platitudinous/thesaurus/synonyms>.
MLASmart Define. "platitudinous thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/platitudinous/thesaurus/synonyms>