70 entries under apathetic topic. ×

6
blasé(adjective, calm, cool, relaxed, cold)
6
heartless(adjective, cool, indifferent, detached, blank)
6
unexcited(adjective, calm, quiet, cool, relaxed)
6
unfeeling(adjective, calm, cool, relaxed, indifferent)
5
callous(adjective, cool, indifferent, detached, blank)
5
distant(adjective, indifferent, detached, aloof)
5
objective(adjective, indifferent, detached, distant)
5
stoical(adjective, calm, cool, indifferent, steady)
5
unsympathetic(adjective, indifferent, detached, distant)
4
impartial(adjective, indifferent, detached, aloof, distant)
4
mellow(adjective, calm, cool, relaxed, indifferent)
3
unresponsive(adjective, cold, indifferent, detached, dead)
2
laid back(expression, adjective, feature, state, calm)
2
regardless(adjective, careless, indifferent, detached, casual)
2
sophisticated(adjective, cool, indifferent)
2
uninvolved(adjective, indifferent, detached, aloof, distant)
1
diffident(adjective, indifferent, detached, distant)
1
equitable(adjective, indifferent, detached, distant)
1
haughty(adjective, indifferent, detached, distant)
1
highbrow(adjective, indifferent, detached, distant)
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APASmart Define. (2015). nonchalant thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/nonchalant/thesaurus/synonyms
ChicagoSmart Define. 2015. "nonchalant thesaurus" https://smartdefine.org/nonchalant/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, nonchalant thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/nonchalant/thesaurus/synonyms>.
MLASmart Define. "nonchalant thesaurus" 9 December 2015. Web. 26 September 2026. <https://smartdefine.org/nonchalant/thesaurus/synonyms>