217 entries under harsh topic. ×

98
hard(adjective, person, dull, mean, body)
61
difficult(adjective, dull, hard, great, easy)
55
severe(adjective, clear, bad, strong, hard)
51
rugged(adjective, action, strong, hard, sound)
50
rough(noun, adjective, action, person, mean)
44
arduous(adjective, dull, hard, great, easy)
40
burdensome(adjective, dull, hard, difficult)
38
stubborn(adjective, characteristic, quality, mean, strong)
34
taxing(adjective, hard, severe, rough, difficult)
33
hard-nosed(adjective, mean, clear, strong, hard)
33
unyielding(adjective, characteristic, mean, clear, strong)
33
trying(adjective, dull, hard, rough, difficult)
30
oppressive(adjective, dull, hard, severe, firm)
29
firm(adjective, calm, mean, clear, strong)
29
flinty(adjective, strong, hard, firm)
29
cruel(adjective, mean, strong, hard, cool)
26
inflexible(adjective, characteristic, mean, strong, hard)
26
hefty(adjective, person, dull, body, strong)
26
rigid(adjective, characteristic, mean, strong, hard)
26
grievous(adjective, hard, severe, difficult)
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APASmart Define. (2016). tough thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/tough/thesaurus/synonyms
ChicagoSmart Define. 2016. "tough thesaurus" https://smartdefine.org/tough/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, tough thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/tough/thesaurus/synonyms>.
MLASmart Define. "tough thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/tough/thesaurus/synonyms>