110 entries under harsh topic. ×

1
forbidding(adjective, tough, severe, firm)
1
go for broke(expression, adjective, idiom, cruel)
1
grievous(adjective, hard, tough, severe, difficult)
1
hang-tough(adjective, cruel, determined, fierce)
1
hang in(expression, adjective, cruel, determined)
1
hard-boiled(adjective, hard, tough, severe, sharp)
1
hostile(adjective, tough, severe, cruel)
1
implacable(adjective, cruel, determined, fierce)
1
inhuman(adjective, cruel, determined, fierce)
1
intemperate(adjective, hard, tough, severe, rough)
1
intolerable(adjective, tough, severe, cruel)
1
iron-fisted(adjective, tough, severe, firm)
1
merciless(adjective, cruel, determined, fierce)
1
mortal(adjective, cruel, determined, fierce)
1
perverse(adjective, tough, severe, cruel)
1
pitiless(adjective, hard, severe, cruel)
1
punctilious(adjective, hard, tough, severe, rough)
1
remorseless(adjective, cruel, determined, fierce)
1
resentful(adjective, tough, severe, cruel)
1
ruthless(adjective, hard, severe, cruel)
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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>