416 entries under adjective topic. ×

5
objective(hard, sound, tough, rational)
5
practical(calm, hard, sound, tough)
5
unconcerned(calm, hard, careless, indifferent)
5
unromantic(hard, sound, reasonable, sensible)
4
adamant(person, mean, strong, hard)
4
chilly(person, indifferent, feelings, detached)
4
cold-hearted(hard, attitude, cold, cruel)
4
detached(indifferent, distant, unfeeling, remote)
4
earthy(hard, sound, simple, tough)
4
hardheaded(strong, hard, sound, tough)
4
insensate(noun, bad, hard, careless)
4
inured(noun, hard, careless, indifferent)
4
numb(noun, insensitive)
4
passionless(detached, impassive, unresponsive, insensitive)
4
sober(calm, dull, hard, sound)
4
unbending(mean, strong, hard, tough)
4
uncaring(bad, hard, careless, cold)
4
unkind(bad, hard, tough, severe)
3
anesthetized
3
chill(bad, cold, detached, aloof)
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APASmart Define. (2016). hard-boiled thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hard-boiled/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-boiled thesaurus" https://smartdefine.org/hard-boiled/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, hard-boiled thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hard-boiled/thesaurus/synonyms>.
MLASmart Define. "hard-boiled thesaurus" 23 March 2016. Web. 28 September 2026. <https://smartdefine.org/hard-boiled/thesaurus/synonyms>