2
skateboard(noun, negative, passive, unmoving)
2
slack(adjective, strong, weak, soft, lively)
2
slapdash(adjective, adverb, bad, silly, negative)
2
sleeping(noun, adjective, bad, silly, negative)
2
slothful(adjective, negative, lazy, passive)
2
smoldering(noun, adjective, bad, silly, negative)
2
stationary(adjective, soft, slow, passive, not move)
2
stupid(noun, adjective, bad, silly, negative)
2
tedious(adjective, negative, nonfunctional, uneffective)
2
trifling(noun, adjective, stupid, negative, lazy)
2
tripping(noun, verb, adjective, stupid, negative)
2
unambitious(adjective, negative, nonfunctional, uneffective)
2
unproductive(adjective, negative, nonfunctional, uneffective)
2
useless(adjective, weak, slow, boring, passivity)
2
vacant(adjective, weak, slow, boring, passivity)
1
beat(noun, verb, adjective, stupid, negative)
1
at rest(expression, adjective, passive, not move, nonmovable)
1
birdbrained(noun, adjective, clear, bad, silly)
1
low quality(adjective, stupid, lazy, unability)
1
blank out(verb, useless, passive, inaction)
10 years ago|5.4k views|share |citing 
APASmart Define. (2016). active thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/active/thesaurus/antonyms
ChicagoSmart Define. 2016. "active thesaurus" https://smartdefine.org/active/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2016, active thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/active/thesaurus/antonyms>.
MLASmart Define. "active thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/active/thesaurus/antonyms>