164 entries under harsh topic. ×

1
by the book(expression, adjective, idiom, strong, hard)
1
callous(adjective, hard, tough, grim)
1
dead set(expression, adjective, tough, severe, firm)
1
dead set on(expression, adjective, idiom, severe)
1
disagreeable(adjective, tough, severe, unpleasant)
1
disciplinary(adjective, strong, hard, tough, severe)
1
distressing(adjective, tough, severe, rough, difficult)
1
dogged(adjective, set, cruel, determined)
1
forbidding(adjective, strong, hard, tough, severe)
1
frowning(adjective, strong, hard, tough, severe)
1
go for broke(expression, adjective, idiom, cruel)
1
grievous(adjective, hard, tough, severe)
1
grueling(adjective, hard, tough, severe, difficult)
1
hang-tough(adjective, strong, hard, tough)
1
hang in(expression, adjective, cruel, determined)
1
hard-bitten(adjective, hard, tough, cruel)
1
hard-boiled(adjective, strong, hard, tough, severe)
1
hard-line(adjective, strong, hard, tough, severe)
1
hardened(adjective, hard, tough, cruel)
1
hardheaded(adjective, strong, hard, tough, severe)
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APASmart Define. (2016). rigorous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rigorous/thesaurus/synonyms
ChicagoSmart Define. 2016. "rigorous thesaurus" https://smartdefine.org/rigorous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, rigorous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rigorous/thesaurus/synonyms>.
MLASmart Define. "rigorous thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/rigorous/thesaurus/synonyms>