Synonyms|1.4kAntonyms|378|Broader|49Narrower|15Related|1.5k
2
careful(adjective, energetic)
2
compact(adjective, unfriendly, condensed)
2
energetic
2
inflexible
2
struggle
2
tautness(noun, stiffness)
2
tightness(noun, stiffness)
2
very angry
1
alacrity
1
attentive
1
busy
1
chary
1
chirpy
1
circumspect
1
conscientious
1
crispy(feature, characteristic, trait)
1
crunchy(feature, characteristic, detail)
1
demeanor
1
disciplined(adjective, strong, lively)
1
exact
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APASmart Define. (2016). slack thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/slack/thesaurus/antonyms
ChicagoSmart Define. 2016. "slack thesaurus" https://smartdefine.org/slack/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, slack thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/slack/thesaurus/antonyms>.
MLASmart Define. "slack thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/slack/thesaurus/antonyms>