Synonyms|83Antonyms|3|Broader|0Narrower|0Related|19
1
mindlessness
1
nonchalance
1
phlegm
1
recklessness
1
sluggishness(noun, apathy, lethargy, negligence, languor)
1
somnolence
1
stupor
1
torpor
1
unconcern
0
careless
0
dreamy
0
idly
0
indolently
0
lackadaisical
0
languid
0
languidly
0
languorous
0
lazily
0
listless
0
moony
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APASmart Define. (2015). lackadaisicalness thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/lackadaisicalness/thesaurus/synonyms
ChicagoSmart Define. 2015. "lackadaisicalness thesaurus" https://smartdefine.org/lackadaisicalness/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, lackadaisicalness thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/lackadaisicalness/thesaurus/synonyms>.
MLASmart Define. "lackadaisicalness thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/lackadaisicalness/thesaurus/synonyms>