Synonyms|733Antonyms|207|Broader|5Narrower|0Related|193

68 entries under tough topic. ×

3
strait-laced(adjective, severe, firm, harsh)
2
bitter(adjective, strong, hard, severe)
2
brutal(adjective, hard, severe, sharp)
2
firm(noun, adjective, set, hard)
2
painful(adjective, harsh, cruel, grim)
2
picky(adjective, severe, firm, harsh)
2
prudish(adjective, severe, firm, harsh)
2
puritanical(adjective, severe, firm, harsh)
2
set(adjective, severe, firm, harsh)
2
unrelenting(adjective, severe, harsh, solid)
2
weighty(adjective, good, strong, hard, sound)
1
antagonistic(adjective, severe, harsh, cruel)
1
cold(adjective, severe, harsh, cruel)
1
dead set(expression, adjective, severe, firm)
1
disagreeable(adjective, severe, harsh, cruel)
1
disciplinary(adjective, severe, firm, harsh)
1
distressing(adjective, severe, harsh, cruel)
1
forbidding(adjective, severe, firm, harsh)
1
grievous(adjective, hard, severe, difficult)
1
hard-boiled(adjective, hard, severe, sharp)
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ChicagoSmart Define. 2015. "stringent thesaurus" https://smartdefine.org/stringent/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, stringent thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/stringent/thesaurus/synonyms>.
MLASmart Define. "stringent thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/stringent/thesaurus/synonyms>