183 entries under severe topic. ×

2
raw
2
spare
2
steely(adjective, set, strong, hard, tough)
2
truthful(adjective, close, open, direct, correct)
2
valid(adjective, open, sound, correct, right)
1
bitter(adjective, strong, hard, tough)
1
arduous(adjective, hard, tough, rough)
1
binding(adjective, set, harsh, stiff)
1
brick-wall(adjective, stiff, rigid, tight)
1
bullheaded(adjective, strong, hard, tough)
1
by the numbers(expression, adjective, idiom, harsh)
1
compelling(adjective, harsh, stiff, rigid)
1
cool
1
dead set on(expression, adjective, idiom, strong)
1
downright(harsh, exceptional, flawless, faultless)
1
drastic(adjective, hard, rough, harsh)
1
extraordinary(adjective, harsh, exceptional, unreasonable)
1
forceful(adjective, stiff, tight, stern)
1
frosty
1
great(adjective, stringent, drastic)
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APASmart Define. (2015). strict thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/strict/thesaurus/synonyms
ChicagoSmart Define. 2015. "strict thesaurus" https://smartdefine.org/strict/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, strict thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/strict/thesaurus/synonyms>.
MLASmart Define. "strict thesaurus" 3 August 2015. Web. 24 September 2026. <https://smartdefine.org/strict/thesaurus/synonyms>