6
impervious(adjective, characteristic, indifference, cynicism)
6
nonchalant(adjective, characteristic, indifference, cynicism)
6
nonpartisan(adjective, characteristic, indifference, cynicism)
5
cold-blooded(adjective, characteristic, indifference, cynicism)
5
hard(adjective, characteristic, cool, indifference, cynicism)
5
impassive(adjective, characteristic, indifference, cynicism)
5
inattentive(adjective, characteristic, indifference, cynicism)
5
passionless(adjective, characteristic, indifference, cynicism)
5
phlegmatic(adjective, characteristic, indifference, cynicism)
5
stolid(adjective, characteristic, indifference, cynicism)
5
unresponsive(adjective, characteristic, indifference, cynicism)
4
mature(adjective, characteristic, hard, cool, indifference)
4
callous(adjective, characteristic, indifference, cynicism)
4
disinterested(adjective, characteristic, indifference, cynicism)
4
dispassionate(adjective, characteristic, indifference, cynicism)
4
down-to-earth(adjective, characteristic, indifference, cynicism)
4
listless(adjective, characteristic, indifference, cynicism)
4
practical(adjective, characteristic, indifference, cynicism)
4
prosaic(adjective, characteristic, indifference, cynicism)
4
unconcerned(adjective, characteristic, indifference, cynicism)
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APASmart Define. (2016). sentimental thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sentimental/thesaurus/antonyms
ChicagoSmart Define. 2016. "sentimental thesaurus" https://smartdefine.org/sentimental/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, sentimental thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sentimental/thesaurus/antonyms>.
MLASmart Define. "sentimental thesaurus" 2 March 2016. Web. 24 September 2026. <https://smartdefine.org/sentimental/thesaurus/antonyms>