37 entries under simple topic. ×

2
pointless(adjective, silly, stupid, crazy)
2
slow(adjective, dull, quiet, flat)
2
thick(adjective, slow, stupid, sluggish)
2
witless(adjective, dull, slow, careless)
1
imbecilic(adjective, slow, silly, stupid)
1
insensate(adjective, dull, slow, stupid)
1
simple-minded(adjective, slow, stupid, boring)
1
sluggish(adjective, dull, quiet, flat)
1
stolid(adjective, dull, quiet, flat)
0
addled(adjective, slow, stupid, boring)
0
backward(adjective, slow, stupid, boring)
0
besotted(adjective, slow, stupid, boring)
0
feeble-minded(adjective, slow, stupid, boring)
0
indolent(adjective, slow, stupid, boring)
0
not bright(expression, adjective, slow, stupid)
0
numskulled(adjective, slow, stupid, boring)
0
wearisome(adjective, slow, stupid, boring)
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APASmart Define. (2015). vacuous thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/vacuous/thesaurus/synonyms
ChicagoSmart Define. 2015. "vacuous thesaurus" https://smartdefine.org/vacuous/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, vacuous thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/vacuous/thesaurus/synonyms>.
MLASmart Define. "vacuous thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/vacuous/thesaurus/synonyms>