74 entries under harsh topic. ×

31
tough(adjective, strong, hard, firm)
21
hard(adjective, strong, tough, severe, evil)
15
cruel(adjective, strong, hard, tough, severe)
14
unyielding(adjective, strong, hard, tough, severe)
13
rigid(adjective, strong, hard, tough, severe)
11
firm(adjective, strong, hard, tough, severe)
11
obdurate(adjective, close, strong, hard, tough)
11
unsympathetic(adjective, severe, strict, stern)
10
unfeeling(adjective, close, hard, severe, evil)
9
severe(adjective, strong, hard, tough)
8
inflexible(adjective, strong, hard, tough, severe)
6
callous(adjective, evil, nasty, vicious)
6
heartless(adjective, evil, nasty, vicious)
6
pitiless(adjective, close, hard, severe, nasty)
6
ruthless(adjective, evil, nasty, cruel)
6
unbending(adjective, close, strong, hard, tough)
5
grim(adjective, close, strong, hard, tough)
5
hard-hearted(adjective, evil, nasty, vicious)
5
merciless(adjective, evil, nasty, vicious)
5
relentless(adjective, close, strong, hard, tough)
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APASmart Define. (2015). flinty thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/flinty/thesaurus/synonyms
ChicagoSmart Define. 2015. "flinty thesaurus" https://smartdefine.org/flinty/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, flinty thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/flinty/thesaurus/synonyms>.
MLASmart Define. "flinty thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/flinty/thesaurus/synonyms>