273 entries under hard topic. ×

6
strenuous(adjective, action, great, tough)
6
strong(adjective, tough, intense, violent)
6
unfeeling(adjective, dull, tough, severe)
6
unjust(adjective, wrong, rude, vulgar)
5
callous(verb, adjective, person, dull)
5
cantankerous(adjective, nasty, difficult, dark)
5
croaking(adjective, severe, sharp, harsh)
5
crusty(adjective, open, direct, rude)
5
exacting(adjective, tough, severe, difficult)
5
ferocious(adjective, severe, harsh, rude)
5
grim(adjective, strong, tough, severe)
5
hard-boiled(adjective, person, strong, simple)
5
onerous(adjective, great, tough, severe)
5
pugnacious(adjective, severe, nasty, harsh)
5
ruthless(adjective, severe, harsh, rude)
5
thick(adjective, strong, simple, tough)
5
unforgiving(adjective, person, severe, harsh)
5
unmannerly(adjective, bad, offensive, rude)
5
unwrought(adjective, simple, coarse, natural)
5
uphill(adjective, great, tough, difficult)
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APASmart Define. (2016). rough thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rough/thesaurus/synonyms
ChicagoSmart Define. 2016. "rough thesaurus" https://smartdefine.org/rough/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, rough thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rough/thesaurus/synonyms>.
MLASmart Define. "rough thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/rough/thesaurus/synonyms>