69 entries under tough topic. ×

2
effortful(adjective, severe, difficult, awkward)
2
fractious(unpleasant, grim, adverse, problematic)
2
intractable(adjective, unpleasant, grim, adverse)
2
murder(adjective, hard, rough, difficult)
2
nagging(adjective, hard, difficult, painful)
2
rigorous(adjective, hard, severe, rough)
2
tiring(adjective, hard, severe, rough)
2
weighty(adjective, hard, severe, difficult)
1
baffling(hard, delicate, complex, awkward)
1
challenging(adjective, hard, severe, difficult)
1
controversial(tricky, problematic, argumentative, quarrelsome)
1
difficile(adjective, severe, rough, difficult)
1
exhausting(adjective, hard, severe, rough)
1
exigent(hard, severe, difficult, harsh)
1
fatiguing(adjective, hard, severe, rough)
1
hairy(adjective, hard, severe, rough)
1
merciless(adjective, severe, rough, difficult)
1
perverse(unpleasant, grim, adverse, unfortunate)
1
rude(adjective, hard, rough, nasty)
1
serious(adjective, hard, severe, rough)
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APASmart Define. (2016). troublesome thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/troublesome/thesaurus/synonyms
ChicagoSmart Define. 2016. "troublesome thesaurus" https://smartdefine.org/troublesome/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, troublesome thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/troublesome/thesaurus/synonyms>.
MLASmart Define. "troublesome thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/troublesome/thesaurus/synonyms>