0
diligently
0
earnestly
0
energetically
0
enthusiastically
0
fanatically
0
hard
0
hardly
0
hardly a
0
heartily
0
hyperactively
0
importunately
0
indomitably
0
industriously
0
insightfully
0
intensely
0
intently
0
laboriously
0
mightily
0
neurotically
0
obsessively
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APASmart Define. (2015). lackadaisically thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/lackadaisically/thesaurus/antonyms
ChicagoSmart Define. 2015. "lackadaisically thesaurus" https://smartdefine.org/lackadaisically/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, lackadaisically thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/lackadaisically/thesaurus/antonyms>.
MLASmart Define. "lackadaisically thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/lackadaisically/thesaurus/antonyms>