59 entries under severe topic. ×

1
rigorous(adjective, strong, hard, tough)
1
rough(adjective, strong, hard, tough)
1
serious(adjective, strong, hard, tough)
1
square(adjective, tough, firm, harsh)
1
steely(adjective, strong, hard, tough)
1
stickling(adjective, tough, firm, harsh)
1
stiff-necked(adjective, strong, hard, tough)
1
straight(adjective, tough, firm, harsh)
1
stringent(adjective, tough, firm, harsh)
1
tough(adjective, strong, hard, firm)
1
unpermissive(adjective, tough, firm, harsh)
1
unrelenting(adjective, strong, hard, tough)
1
unsparing(adjective, strong, hard, tough)
1
uptight(adjective, tough, firm, harsh)
0
scrupulous(adjective, tough, firm, harsh)
0
set(adjective, tough, firm, harsh)
0
strait-laced(adjective, tough, firm, harsh)
0
stuffy(adjective, tough, firm, harsh)
-1
unyielding(adjective, strong, hard, tough)
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APASmart Define. (2015). disciplinary thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/disciplinary/thesaurus/synonyms
ChicagoSmart Define. 2015. "disciplinary thesaurus" https://smartdefine.org/disciplinary/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, disciplinary thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/disciplinary/thesaurus/synonyms>.
MLASmart Define. "disciplinary thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/disciplinary/thesaurus/synonyms>