198 entries under severe topic. ×

2
firm(noun, adjective, set, hard, tough)
2
gruff(adjective, hard, sharp, nasty)
2
hard-nosed(adjective, hard, sharp, nasty)
2
mean(adjective, hard, sharp, nasty)
2
obstinate(adjective, set, hard, stiff)
2
picky(adjective, tough, firm, harsh)
2
piquant
2
prudish(adjective, tough, firm, harsh)
2
punitive(adjective, hard, sharp, nasty)
2
puritanical(adjective, tough, firm, harsh)
2
set(adjective, tough, firm, harsh)
2
strident(adjective, bleak, stark, austere)
2
strong(adjective, good, sound, right, reasonable)
2
unbending(adjective, harsh, cruel, determined)
2
unrelenting(adjective, tough, harsh, solid)
1
abusive(adjective, hard, sharp, nasty)
1
acerbic
1
adamantine(adjective, hard, stiff, resolute)
1
antagonistic(adjective, tough, harsh, cruel)
1
basic
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APASmart Define. (2015). stringent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/stringent/thesaurus/synonyms
ChicagoSmart Define. 2015. "stringent thesaurus" https://smartdefine.org/stringent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, stringent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/stringent/thesaurus/synonyms>.
MLASmart Define. "stringent thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/stringent/thesaurus/synonyms>