363 entries under adjective topic. ×

43
harsh(hard, tough, severe, rough)
31
rigorous(hard, tough, severe, rough)
28
severe(hard, tough, severe, rough)
27
strict(hard, tough, severe, rough)
18
rigid(hard, tough, severe, rough)
17
stern(hard, tough, severe, rough)
17
austere(hard, tough, severe, rough)
16
hard(tough, severe, rough, firm)
14
draconian(tough, severe, firm, harsh)
12
exacting(hard, tough, severe, rough)
9
tough(hard, severe, firm, difficult)
9
binding(sound, reasonable, severe, rational)
9
demanding(severe, rigid, tight)
9
exact(severe, strict, specific, accurate)
9
inflexible(hard, severe, rough, difficult)
9
acrimonious(strong, tough, severe, sharp)
9
dour(hard, tough, severe, firm)
9
forceful(verb, strong, severe, powerful)
9
poignant(verb, rigid, tight, compelling)
9
tight
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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>