Synonyms|524Antonyms|236|Broader|3Narrower|8Related|1.8k
2
industrious(adjective, hardworking)
2
perky
2
pumped
2
spirited
2
wild
1
desirous
1
dynamic
1
enterprising
1
excited
1
goal-oriented
1
hearty
1
kinetic
1
painstaking
1
persnickety
1
scrupulous
1
single-minded(adjective, resolute)
1
vigorous
1
vivacious
1
voracious
1
wholehearted
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APASmart Define. (2016). lackadaisical thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/lackadaisical/thesaurus/antonyms
ChicagoSmart Define. 2016. "lackadaisical thesaurus" https://smartdefine.org/lackadaisical/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2016, lackadaisical thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/lackadaisical/thesaurus/antonyms>.
MLASmart Define. "lackadaisical thesaurus" 2 March 2016. Web. 28 September 2026. <https://smartdefine.org/lackadaisical/thesaurus/antonyms>