10
slow(adjective, lazy, unhurried)
7
lazy(adjective, clumsy, delayed)
6
sluggish(adjective, clumsy, delayed)
5
leisurely(adjective, clumsy, delayed)
4
dead in the water
4
dull(adjective, smart, active, fast, insensitive)
4
fatuous
4
unhurried(adjective, nervous, clumsy, leisurely, delayed)
3
stupid(adjective, clumsy, delayed)
3
ignorant(adjective, clumsy, delayed)
3
imperceptive(sensitive, aware)
3
inactive(adjective, clumsy, delayed)
3
non-punctual
3
unintelligent(adjective, dull)
2
uneducated(adjective, clumsy, delayed)
2
brainless
2
crawling
2
dawdling
2
dense
2
dilatory
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APASmart Define. (2016). quick thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/quick/thesaurus/antonyms
ChicagoSmart Define. 2016. "quick thesaurus" https://smartdefine.org/quick/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2016, quick thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/quick/thesaurus/antonyms>.
MLASmart Define. "quick thesaurus" 1 April 2016. Web. 20 September 2026. <https://smartdefine.org/quick/thesaurus/antonyms>