Synonyms|1kAntonyms|181|Broader|11Narrower|0Related|1.2k

88 entries under difficult topic. ×

3
merciless(adjective, hard, tough, severe, rough)
3
troublesome(adjective, hard, tough, severe)
3
uphill(adjective, tough, severe, rough)
2
ambitious(adjective, hard, tough, severe, ability)
2
challenging(adjective, hard, tough, severe)
2
difficile(adjective, tough, severe, rough)
2
excessive(adjective, severe, harsh, heavy)
2
grievous(adjective, hard, tough, severe)
2
grinding(adjective, rough, harsh, heavy)
2
grueling(adjective, tough, severe, harsh)
2
hairy(adjective, hard, tough, severe, rough)
2
herculean(adjective, tough, severe, rough)
2
inclement(adjective, hard, tough, severe, rough)
2
knotty(adjective, hard, tough, severe, rough)
2
no picnic(expression, tough, severe, rough)
2
operose(adjective, tough, severe, rough)
2
superincumbent(heavy, cruel, demanding, troublesome)
2
testing(adjective, tough, severe, violent)
2
tricky(adjective, awkward, demanding, problematic)
2
wearisome(adjective, dull, tough, severe)
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ChicagoSmart Define. 2016. "exacting thesaurus" https://smartdefine.org/exacting/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, exacting thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/exacting/thesaurus/synonyms>.
MLASmart Define. "exacting thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/exacting/thesaurus/synonyms>