179 entries under tough topic. ×

9
arduous(adjective, dull, hard, severe)
9
taxing(adjective, hard, severe, rough)
8
austere(adjective, hard, severe, rough)
8
burdensome(adjective, dull, hard, severe)
7
onerous(adjective, dull, hard, severe)
7
stiff(adjective, hard, severe, rough)
7
trying(adjective, dull, hard, severe)
6
dour(adjective, severe, firm, harsh)
6
grim(adjective, severe, firm, harsh)
6
prudish(adjective, severe, firm, harsh)
6
unfeeling(adjective, severe, harsh, cruel)
6
unsparing(adjective, severe, rough, firm)
5
formidable(adjective, severe, rough, difficult)
5
obdurate(adjective, hard, severe, rough)
5
rough(adjective, hard, severe, difficult)
5
rugged(adjective, hard, severe, rough)
4
authoritarian(adjective, severe, firm, harsh)
4
brutal(adjective, hard, severe, rough)
4
heavy(adjective, dull, severe, rough)
4
intricate(adjective, severe, difficult, awkward)
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APASmart Define. (2016). exacting thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/exacting/thesaurus/synonyms
ChicagoSmart Define. 2016. "exacting thesaurus" https://smartdefine.org/exacting/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, exacting thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/exacting/thesaurus/synonyms>.
MLASmart Define. "exacting thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/exacting/thesaurus/synonyms>