91 entries under difficult topic. ×

2
convoluted(adjective, difficulty, complex, involved)
2
embarrassing(tricky, problematic)
2
harsh
2
irksome(adjective, problematic)
2
onerous
1
adverse
1
cantankerous
1
contrary
1
cumbersome
1
entangled(adjective, hard, delicate, loose)
1
finicky
1
fussy
1
harassing(adjective, problematic)
1
heavy(bad, risky, dangerous, treacherous)
1
upsetting(adjective, problematic)
1
wearing
1
wearisome
1
wearying
0
Daedalean(adjective, complex, involved, dense)
0
can of worms(expression, adjective, idiom, complex)
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APASmart Define. (2015). thorny thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/thorny/thesaurus/synonyms
ChicagoSmart Define. 2015. "thorny thesaurus" https://smartdefine.org/thorny/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, thorny thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/thorny/thesaurus/synonyms>.
MLASmart Define. "thorny thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/thorny/thesaurus/synonyms>