59 entries under severe topic. ×

3
stern(adjective, tough, firm, harsh)
3
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
dead set(expression, adjective, tough, firm)
1
dour(adjective, tough, firm, harsh)
1
draconian(adjective, tough, firm, harsh)
1
dyed-in-the-wool(adjective, strong, hard, tough)
1
exacting(adjective, tough, firm, harsh)
1
firm(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(adjective, strong, tough, firm)
1
hard-boiled(adjective, strong, hard, tough)
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APASmart Define. (2015). disciplinary thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/disciplinary/thesaurus/synonyms
ChicagoSmart Define. 2015. "disciplinary thesaurus" https://smartdefine.org/disciplinary/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, disciplinary thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/disciplinary/thesaurus/synonyms>.
MLASmart Define. "disciplinary thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/disciplinary/thesaurus/synonyms>