Synonyms|916Antonyms|111|Broader|10Narrower|11Related|415
1
dumbness
1
ennui
1
faintness
1
fatuity
1
foolishness
1
gentleness
1
impassivity
1
indisposition
1
insouciance
1
languor
1
lassitude
1
lethargy
1
mindlessness
1
oafishness
1
simpleness
1
stupidness
1
unconcern
1
vacuity
1
witlessness
0
acedia
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APASmart Define. (2015). keenness thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/keenness/thesaurus/antonyms
ChicagoSmart Define. 2015. "keenness thesaurus" https://smartdefine.org/keenness/thesaurus/antonyms (accessed September 28, 2026).
HarvardSmart Define 2015, keenness thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/keenness/thesaurus/antonyms>.
MLASmart Define. "keenness thesaurus" 23 December 2015. Web. 28 September 2026. <https://smartdefine.org/keenness/thesaurus/antonyms>