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

57 entries under hard topic. ×

6
harsh(adjective, strong, tough, severe)
4
severe(adjective, strong, tough, serious)
3
hard-line(adjective, strong, tough, serious)
3
relentless(adjective, strong, tough, severe)
3
rigid(adjective, strong, tough, severe)
2
firm(adjective, strong, tough, severe)
2
indomitable(adjective, strong, tough, persistent)
2
inexorable(adjective, strong, tough, persistent)
2
strict(adjective, strong, tough, severe)
1
adamant(adjective, strong, tough, sturdy)
1
astringent(adjective, strong, tough, severe)
1
austere(adjective, strong, tough, severe)
1
authoritarian(adjective, strong, tough, severe)
1
bitter(adjective, strong, tough, severe)
1
bullheaded(adjective, strong, tough, severe)
1
by the book(expression, adjective, idiom, strong)
1
cruel(adjective, strong, tough, severe)
1
disciplinary(adjective, strong, tough, severe)
1
dyed-in-the-wool(adjective, set, strong, tough)
1
flinty(adjective, strong, tough, severe)
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ChicagoSmart Define. 2013. "hard-shell thesaurus" https://smartdefine.org/hard-shell/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, hard-shell thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/hard-shell/thesaurus/synonyms>.
MLASmart Define. "hard-shell thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/hard-shell/thesaurus/synonyms>