125 entries under harsh topic. ×

18
generous(adjective, give, kind, substantial)
14
hard(adjective, mean, strong, tough, severe)
14
severe(adjective, person, mean, strong, hard)
12
merciless(adjective, mean, severe, rough, difficult)
11
cruel(adjective, mean, strong, hard, tough)
11
relentless(adjective, mean, strong, hard, tough)
10
stern(adjective, tough, severe, firm)
9
unmerciful(adjective, mean, severe, cruel)
8
ruthless(adjective, mean, severe, cruel)
8
strict(adjective, strong, hard, tough, severe)
8
tough(adjective, strong, hard, severe, rough)
7
abundant(adjective, substantial, grand, extravagant)
7
exacting(adjective, tough, severe, rough, firm)
7
openhanded(adjective, give, kind, substantial)
7
unforgiving(adjective, person, mean, severe)
6
demanding(adjective, tough, rough, difficult)
6
inclement(adjective, tough, severe, cruel)
6
inexorable(adjective, mean, strong, hard, tough)
6
pitiless(adjective, person, mean, severe)
6
rigorous(adjective, strong, hard, tough, severe)
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APASmart Define. (2016). unsparing thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unsparing/thesaurus/synonyms
ChicagoSmart Define. 2016. "unsparing thesaurus" https://smartdefine.org/unsparing/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, unsparing thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unsparing/thesaurus/synonyms>.
MLASmart Define. "unsparing thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/unsparing/thesaurus/synonyms>