416 entries under adjective topic. ×

2
blunt
2
brutal(hard, tough, severe, sharp)
2
brutish(hard, cold, indifferent, unfeeling)
2
cold fish(expression, calm, mean, hard)
2
dull(noun, simple, tough, rational)
2
exacting(hard, tough, severe, rough)
2
expressionless(person, feelings, emotions, rocky)
2
frigid(detached, impassive, unresponsive, laid-back)
2
glacial(person, feelings, detached, impassive)
2
hard-headed
2
hard-line(strong, hard, tough, severe)
2
hostile(person, tough, harsh, feelings)
2
impassible(bad, cold, aloof, no feelings)
2
no-nonsense(calm, simple, tough, severe)
2
oppressive(tough, severe, firm, harsh)
2
reasonable(calm, hard, sound, sensible)
2
rigid(mean, strong, hard, tough)
2
sane(hard, sound, reasonable, sensible)
2
savage(hard, severe, rough, harsh)
2
sensible(hard, sound, tough, reasonable)
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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>