190 entries under adjective topic. ×

29
vacant(dull, clear, free, harsh)
28
empty(dull, clear, free, harsh)
25
fatuous(stupid, thoughtless)
24
blank(clear, full, thoughtless, empty)
21
inane(dull, simple, careless, silly)
17
dull(quiet, flat, careless, foolish)
16
silly(informal, careless, indifferent, foolish)
15
mindless(careless, silly, stupid, thoughtless)
14
hollow
14
void(clear, free, smooth, harsh)
12
foolish(careless, indifferent, silly, stupid)
12
expressionless
11
empty-headed(careless, indifferent, stupid, full)
11
meaningless(dull, simple, silly, stupid)
10
stupid(dull, simple, slow, careless)
10
bare(clear, free, smooth, full)
9
asinine
9
dumb(simple, slow, stupid, empty)
9
thoughtless(careless, indifferent, stupid, blank)
9
unoccupied(clear, free, bare, thoughtless)
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APASmart Define. (2015). vacuous thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/vacuous/thesaurus/synonyms
ChicagoSmart Define. 2015. "vacuous thesaurus" https://smartdefine.org/vacuous/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, vacuous thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/vacuous/thesaurus/synonyms>.
MLASmart Define. "vacuous thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/vacuous/thesaurus/synonyms>