Synonyms|524Antonyms|236|Broader|3Narrower|8Related|1.8k
16
energetic
15
active
14
flirty
14
enthusiastic
9
lively
8
careful
8
keen
5
business-minded
5
busy(adjective, behavior, laziness, passivity)
5
nice
4
animated
4
prudent
3
alert
3
ardent
3
eager
3
all-conquering
3
ambitious
3
avid
3
power-hungry
2
agog
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APASmart Define. (2016). lackadaisical thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/lackadaisical/thesaurus/antonyms
ChicagoSmart Define. 2016. "lackadaisical thesaurus" https://smartdefine.org/lackadaisical/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2016, lackadaisical thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/lackadaisical/thesaurus/antonyms>.
MLASmart Define. "lackadaisical thesaurus" 2 March 2016. Web. 27 September 2026. <https://smartdefine.org/lackadaisical/thesaurus/antonyms>