116 entries under unsympathetic topic. ×

98
hard(adjective, person, dull, mean, body)
55
severe(adjective, clear, bad, strong, hard)
39
harsh(adjective, mean, strong, hard, cool)
38
stubborn(adjective, characteristic, quality, mean, strong)
33
hard-nosed(adjective, mean, clear, strong, hard)
29
cruel(adjective, mean, strong, hard, cool)
26
inflexible(adjective, characteristic, mean, strong, hard)
23
impenetrable(adjective, hard, firm, solid, stiff)
23
stiff(adjective, strong, hard, severe, rough)
21
stony(adjective, mean, hard, cool, severe)
21
callous(noun, adjective, mean, hard, cool)
20
nasty(adjective, mean, bad, hard, cool)
20
obdurate(adjective, mean, strong, hard, cool)
19
hardened(noun, adjective, characteristic, strong, hard)
18
unbending(adjective, mean, clear, strong, hard)
17
unfeeling(noun, adjective, calm, mean, hard)
16
steely(adjective, strong, hard, firm, serious)
14
exacting(adjective, dull, hard, easy, severe)
14
hard-boiled(noun, adjective, mean, strong, hard)
14
ruthless(adjective, strong, hard, severe, rough)
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APASmart Define. (2016). tough thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/tough/thesaurus/synonyms
ChicagoSmart Define. 2016. "tough thesaurus" https://smartdefine.org/tough/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, tough thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/tough/thesaurus/synonyms>.
MLASmart Define. "tough thesaurus" 30 March 2016. Web. 1 October 2026. <https://smartdefine.org/tough/thesaurus/synonyms>