91 entries under tough topic. ×

9
obdurate(adjective, mean, strong, hard, cool)
9
uncaring(adjective, person, mean, hard, cool)
9
uncordial(adjective, person, hard, severe)
8
forbidding(adjective, characteristic, person, appearance, strong)
8
inflexible(adjective, strong, hard, severe)
8
stony(adjective, mean, hard, cool)
7
gross(adjective, mean, hard, nasty)
7
rigid(adjective, strong, hard, severe)
6
extreme(adjective, hard, severe, harsh)
6
icy(adjective, person, mean, hard, cool)
6
sharp(adjective, hard, severe, nasty)
6
unbending(adjective, strong, hard, severe)
2
iron(adjective, strong, hard, inflexible)
2
unemotional(adjective, mean, hard, cool)
2
ungracious(adjective, mean, hard, severe)
2
unjust(adjective, hard, harsh, rude)
1
surly(adjective, mean, hard, severe)
1
authoritarian(adjective, strong, hard, severe)
1
bearish(adjective, hard, harsh, rude)
1
deadened(adjective, hard, severe, cold)
10 years ago|41k views|share |citing 
APASmart Define. (2016). cruel thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/cruel/thesaurus/synonyms
ChicagoSmart Define. 2016. "cruel thesaurus" https://smartdefine.org/cruel/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, cruel thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/cruel/thesaurus/synonyms>.
MLASmart Define. "cruel thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/cruel/thesaurus/synonyms>