96 entries under cruel topic. ×

9
dour(adjective, tough, severe, firm, harsh)
9
obdurate(adjective, strong, hard, tough, severe)
8
stiff(adjective, hard, tough, severe, rough)
8
inexorable(adjective, strong, hard, tough, severe)
8
sharp(adjective, correct, severe, obscure, harsh)
8
undeviating(adjective, strong, flat, honest, harsh)
7
grim(adjective, strong, hard, tough, severe)
7
determined(adjective, strong, flat, harsh, certain)
7
pitiless(adjective, severe, harsh, determined)
7
unsparing(adjective, strong, hard, tough, severe)
6
adamant(adjective, strong, hard, tough, flat)
6
extreme(adjective, severe, harsh, brutal)
6
hard-boiled(adjective, strong, hard, tough, severe)
6
ruthless(adjective, hard, rough, harsh)
6
unsympathetic(adjective, tough, severe, harsh)
5
astringent(adjective, strong, hard, tough, severe)
5
resolute(adjective, close, strong, hard, tough)
5
single-minded(adjective, tough, firm, harsh)
5
unchanging(adjective, close, correct, severe, harsh)
5
unfeeling(adjective, tough, severe, harsh)
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APASmart Define. (2015). strict thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/strict/thesaurus/synonyms
ChicagoSmart Define. 2015. "strict thesaurus" https://smartdefine.org/strict/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, strict thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/strict/thesaurus/synonyms>.
MLASmart Define. "strict thesaurus" 3 August 2015. Web. 28 September 2026. <https://smartdefine.org/strict/thesaurus/synonyms>