Synonyms|231Antonyms|1|Broader|0Narrower|0Related|38

103 entries under severe topic. ×

6
harsh(adjective, strong, hard, tough)
3
relentless(adjective, strong, hard, tough)
3
rigid(adjective, strong, hard, tough)
3
stern(adjective, serious, persistent, unsympathetic)
2
cussed(adjective, sharp, nasty, persistent)
2
firm(adjective, strong, hard, tough)
2
strict(adjective, strong, hard, tough)
1
astringent(adjective, strong, hard, tough)
1
austere(adjective, strong, hard, tough)
1
authoritarian(adjective, strong, hard, tough)
1
bitter(adjective, strong, hard, tough)
1
bullheaded(adjective, strong, hard, tough)
1
cruel(adjective, strong, hard, tough)
1
disciplinary(adjective, strong, hard, tough)
1
flinty(adjective, strong, hard, tough)
1
forbidding(adjective, strong, hard, tough)
1
frowning(adjective, strong, hard, tough)
1
grim(adjective, strong, hard, tough)
1
hang-tough(adjective, strong, hard, tough)
1
hard-boiled(adjective, strong, hard, tough)
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ChicagoSmart Define. 2013. "hard-shell thesaurus" https://smartdefine.org/hard-shell/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, hard-shell thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/hard-shell/thesaurus/synonyms>.
MLASmart Define. "hard-shell thesaurus" 17 June 2013. Web. 20 September 2026. <https://smartdefine.org/hard-shell/thesaurus/synonyms>