119 entries under demanding topic. ×

3
uphill(adjective, tough, severe, rough, difficult)
2
caviling(severe, harsh, cross, critical, contrary)
2
challenging(adjective, hard, tough, severe, difficult)
2
choicy(adjective, rough, fussy, fastidious)
2
difficile(adjective, tough, severe, rough, difficult)
2
fussbudget(adjective, rough, careful, thorough)
2
grievous(adjective, hard, tough, severe, difficult)
2
grinding(adjective, rough, difficult, harsh, heavy)
2
grueling(adjective, tough, severe, difficult, harsh)
2
hairy(adjective, hard, tough, severe, rough)
2
herculean(adjective, tough, severe, rough, difficult)
2
inclement(adjective, hard, tough, severe, rough)
2
knotty(adjective, hard, tough, severe, rough)
2
operose(adjective, tough, severe, rough, difficult)
2
stickler(adjective, rough, careful, thorough)
2
superincumbent(difficult, heavy, cruel, troublesome)
2
testing(adjective, tough, severe, difficult, violent)
2
tricky(adjective, difficult, awkward, problematic)
2
wearisome(adjective, dull, tough, severe, difficult)
1
bitter(adjective, hard, tough, severe, rough)
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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>