180 entries under tough topic. ×

15
loud(adjective, characteristic, hard, rough)
14
astringent(adjective, characteristic, strong, hard)
14
inhuman(adjective, mean, hard, evil)
13
discourteous(adjective, characteristic, hard, severe)
13
inflexible(adjective, mean, strong, hard)
13
mean(adjective, characteristic, hard, cool)
13
uncivil(adjective, characteristic, hard, severe)
13
unforgiving(adjective, characteristic, mean, hard)
13
unyielding(adjective, mean, strong, hard)
12
brusque(adjective, severe, gloomy, awkward)
12
hard-hearted(adjective, mean, hard, evil)
12
obdurate(adjective, mean, strong, hard, cool)
11
barbarous(adjective, mean, hard, severe)
11
inexorable(adjective, mean, strong, hard)
11
painful(adjective, hard, severe, evil)
11
tart(adjective, strong, severe, sharp)
11
ungracious(adjective, characteristic, mean, hard)
11
unmerciful(adjective, mean, hard, severe)
11
unsparing(adjective, mean, strong, hard)
10
Draconian(adjective, severe, firm, rigid)
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APASmart Define. (2016). harsh thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/harsh/thesaurus/synonyms
ChicagoSmart Define. 2016. "harsh thesaurus" https://smartdefine.org/harsh/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, harsh thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/harsh/thesaurus/synonyms>.
MLASmart Define. "harsh thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/harsh/thesaurus/synonyms>