161 entries under tough topic. ×

2
cold fish(expression, adjective, calm, mean, hard)
2
dull(noun, adjective, simple, rational)
2
exacting(adjective, hard, severe, rough)
2
hard-line(adjective, strong, hard, severe)
2
hostile(adjective, person, harsh, feelings)
2
no-nonsense(adjective, calm, simple, severe)
2
oppressive(adjective, severe, firm, harsh)
2
rigid(adjective, mean, strong, hard)
2
sensible(adjective, hard, sound, reasonable)
2
set(adjective, severe, firm, harsh)
2
shrewd(hard, sound, reasonable, sharp)
2
steely(adjective, strong, hard, severe)
2
stolid(noun, adjective, rational, straightforward)
2
stubborn(adjective, mean, strong, hard)
2
unyielding(adjective, mean, strong, hard)
1
astringent(adjective, strong, hard, severe)
1
astute(hard, sound, reasonable, sharp)
1
austere(adjective, strong, hard, severe)
1
authoritarian(adjective, strong, hard, severe)
1
bitter(adjective, strong, hard, severe)
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APASmart Define. (2016). hard-boiled thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/hard-boiled/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-boiled thesaurus" https://smartdefine.org/hard-boiled/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, hard-boiled thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/hard-boiled/thesaurus/synonyms>.
MLASmart Define. "hard-boiled thesaurus" 23 March 2016. Web. 30 September 2026. <https://smartdefine.org/hard-boiled/thesaurus/synonyms>