Synonyms|424Antonyms|87|Broader|7Narrower|0Related|1.1k
4
ignorant
3
dense
3
dull
3
fatuous
3
foolish
3
mad
3
silly
2
brainless
2
stupid
2
unperceptive(adjective, ignorant)
1
obtuse
1
behindhand
1
dim
1
dopey
1
goofy
1
imperceptive
1
slow
1
undiscerning
1
unintelligent
1
unobservant(adjective, ignorant)
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APASmart Define. (2016). perspicacious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/perspicacious/thesaurus/antonyms
ChicagoSmart Define. 2016. "perspicacious thesaurus" https://smartdefine.org/perspicacious/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2016, perspicacious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/perspicacious/thesaurus/antonyms>.
MLASmart Define. "perspicacious thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/perspicacious/thesaurus/antonyms>