78 entries under grim topic. ×

13
merciless(adjective, appearance, mean, hard, tough)
13
strict(adjective, strong, hard, tough, severe)
12
harsh(adjective, mean, strong, hard, tough)
11
pitiless(adjective, mean, hard, tough, severe)
10
austere(adjective, appearance, mean, strong, hard)
8
stiff-necked(adjective, mean, strong, hard, tough)
7
intractable(adjective, appearance, tough, firm, violent)
7
mulish(adjective, mean, strong, hard, tough)
7
rigorous(adjective, strong, hard, tough, severe)
7
single-minded(adjective, tough, firm, harsh, intense)
7
tough(adjective, mean, strong, hard, firm)
6
hardheaded(adjective, strong, hard, tough, determined)
6
persistent(adjective, tough, determined, unreasonable)
5
persevering(adjective, tough, firm, determined, unreasonable)
5
unfeeling(adjective, mean, hard, severe, evil)
5
unmerciful(adjective, mean, hard, tough, severe)
4
bullheaded(adjective, strong, hard, tough, determined)
4
pigheaded(adjective, mean, hard, tough, determined)
3
forbidding(adjective, close, appearance, strong, hard)
3
hardened(adjective, hard, tough, harsh, determined)
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APASmart Define. (2015). inexorable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/inexorable/thesaurus/synonyms
ChicagoSmart Define. 2015. "inexorable thesaurus" https://smartdefine.org/inexorable/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, inexorable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/inexorable/thesaurus/synonyms>.
MLASmart Define. "inexorable thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/inexorable/thesaurus/synonyms>