43 entries under severity topic. ×

16
imperative(adjective, firm, prompt, big, important)
15
exacting(adjective, difficult, harsh, heavy, serious)
10
rigorous(adjective, difficult, heavy, taxing)
10
strict(adjective, difficult, taxing)
9
oppressive(adjective, hard, difficult, heavy)
9
severe(adjective, hard, tough, difficult, harsh)
7
hard(adjective, difficult, heavy, taxing)
7
stringent(adjective, difficult, taxing)
6
harsh(adjective, difficult, taxing)
6
stern
4
dour
4
rigid
3
austere
3
peremptory
3
unsparing
2
extortionate
2
stiff(adjective, difficult, taxing)
1
absolute
1
arbitrary
1
arrogant
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APASmart Define. (2015). exigent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/exigent/thesaurus/synonyms
ChicagoSmart Define. 2015. "exigent thesaurus" https://smartdefine.org/exigent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, exigent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/exigent/thesaurus/synonyms>.
MLASmart Define. "exigent thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/exigent/thesaurus/synonyms>