42 entries under stupid topic. ×

33
vacuous(adjective, dull, clear, free, harsh)
33
blank(adjective, clear, value, negative)
18
inane(adjective, value, silly, full)
9
thoughtless(adjective, dull, wrong, careless, indifferent)
8
absent(adjective, dull, negative, usual)
8
dull(adjective, dead, sluggish, lifeless)
7
foolish(adjective, careless, indifferent, silly)
4
silly(adjective, indifferent, foolish, senseless)
3
drained(adjective, clear, free, empty)
2
irrational(foolish, senseless, arbitrary, perverse)
2
unreasoning(adjective, dull, rude, careless)
1
absurd(adjective, wrong, value, silly, foolish)
1
emptied(adjective, clear, free, empty)
1
heedless(adjective, dull, careless, thoughtless)
1
inanimate(adjective, dull, sluggish, lifeless)
1
inconsequential(adjective, wrong, value, foolish)
1
lymphatic(adjective, dull, sluggish, lifeless)
1
mad(adjective, foolish, senseless, irrational)
1
mopish(adjective, dull, sluggish, lifeless)
1
nonsensical(adjective, wrong, value, foolish)
<123>
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APASmart Define. (2015). vacant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/vacant/thesaurus/synonyms
ChicagoSmart Define. 2015. "vacant thesaurus" https://smartdefine.org/vacant/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, vacant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/vacant/thesaurus/synonyms>.
MLASmart Define. "vacant thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/vacant/thesaurus/synonyms>