97 entries under cool topic. ×

2
cold fish(expression, adjective, mean, feeling, hard)
2
disinterested(adjective, mean, hard, unpleasant)
2
immovable(adjective, mean, detached, blank)
2
indurated(adjective, hard, careless, indifferent)
2
inexcitable(adjective, blank, aloof, unemotional)
2
nasty(adjective, mean, bad, hard)
2
undemonstrative(adjective, detached, blank, sober)
1
nonemotional(adjective, detached, blank, sober)
1
phlegmatic(adjective, indifferent, detached, blank)
1
unmoved(adjective, mean, hard, unpleasant)
1
antipathetic(adjective, mean, hard, unpleasant)
1
aversive(adjective, mean, hard, unpleasant)
1
blank(adjective, detached, sober, unfeeling)
1
collected(adjective, blank, aloof, unemotional)
1
composed(adjective, detached, blank, aloof)
1
cool cat(expression, adjective, detached, blank)
1
deadpan(adjective, detached, blank, sober)
1
distant(adjective, indifferent, detached, blank)
1
dry(adjective, blank, aloof, unemotional)
1
flat(adjective, detached, blank, sober)
10 years ago|19k views|share |citing 
APASmart Define. (2016). heartless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heartless/thesaurus/synonyms
ChicagoSmart Define. 2016. "heartless thesaurus" https://smartdefine.org/heartless/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, heartless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heartless/thesaurus/synonyms>.
MLASmart Define. "heartless thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/heartless/thesaurus/synonyms>