179 entries under tough topic. ×

4
painful(adjective, severe, harsh, heavy)
4
puritanical(adjective, severe, firm, harsh)
4
set(adjective, severe, firm, harsh)
4
strait-laced(adjective, severe, firm, harsh)
4
toilsome(adjective, severe, difficult, harsh)
4
unyielding(adjective, easy, severe, painful)
3
bleak(adjective, severe, harsh, cruel)
3
cantankerous(adjective, hard, severe, cross)
3
complicated(adjective, rough, difficult, heavy)
3
draconian(adjective, severe, firm, harsh)
3
effortful(adjective, severe, difficult, harsh)
3
firm(adjective, hard, severe, rough)
3
hard to please(expression, adjective, idiom, rough)
3
intractable(adjective, persistent, obstinate, problematic)
3
merciless(adjective, hard, severe, rough)
3
pitiless(adjective, hard, severe, harsh)
3
stony(adjective, hard, severe, cruel)
3
troublesome(adjective, hard, severe, difficult)
3
unrelenting(adjective, severe, harsh, cruel)
3
uphill(adjective, severe, rough, difficult)
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APASmart Define. (2016). exacting thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/exacting/thesaurus/synonyms
ChicagoSmart Define. 2016. "exacting thesaurus" https://smartdefine.org/exacting/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, exacting thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/exacting/thesaurus/synonyms>.
MLASmart Define. "exacting thesaurus" 29 March 2016. Web. 29 September 2026. <https://smartdefine.org/exacting/thesaurus/synonyms>