50 entries under difficult topic. ×

19
tough(adjective, hard, complex)
18
perplexed(adjective, hard, complex)
18
thorny(adjective, hard, complex, involved)
18
tricky(adjective, hard, complex, involved)
13
convoluted(adjective, hard, simple, fancy, obscure)
11
tangled(adjective, simple, obscure, complex)
9
tortuous(adjective, obscure, complex, sophisticated)
7
fancy(adjective, hard, complex, sophisticated)
6
rococo(adjective, complex, sophisticated, involved)
5
baroque(adjective, complex, sophisticated, involved)
3
perplexing(adjective, hard, fancy, obscure)
2
Daedalean(adjective, hard, fancy, obscure)
2
entangled(adjective, hard, fancy, obscure)
2
puzzling(adjective, hard, fancy, obscure)
2
recondite(adjective, hard, fancy, obscure)
1
abstruse(adjective, hard, fancy, obscure)
1
can of worms(expression, adjective, idiom, hard, fancy)
1
gasser(adjective, hard, fancy, complex)
1
hi-tech(adjective, hard, fancy, complex)
1
interlaced(adjective, hard, fancy, complex)
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APASmart Define. (2015). byzantine thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/byzantine/thesaurus/synonyms
ChicagoSmart Define. 2015. "byzantine thesaurus" https://smartdefine.org/byzantine/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, byzantine thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/byzantine/thesaurus/synonyms>.
MLASmart Define. "byzantine thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/byzantine/thesaurus/synonyms>