88 entries under difficult topic. ×

2
elaborate(adjective, hard, fancy, complex)
2
troublesome(adjective, hard, fancy, complex)
1
Daedalean(adjective, hard, fancy, obscure)
1
amphibological(adjective, obscure, rough, uncertain)
1
arduous(adjective, hard, fancy, severe)
1
befuddling(noun, adjective, confusion, uncertainty)
1
blurring(noun, adjective, confusion, uncertainty)
1
can of worms(expression, adjective, idiom, hard, fancy)
1
concealed(adjective, obscure, dark, strange)
1
daedal(adjective, complex, sophisticated, involved)
1
entangled(adjective, hard, fancy, obscure)
1
fancy(adjective, hard, complex, sophisticated)
1
formidable(hard, tough, awkward, tricky)
1
gasser(adjective, hard, fancy, complex)
1
hi-tech(adjective, hard, fancy, complex)
1
impossible(adjective, awkward, uneasy, uncomfortable)
1
interlaced(adjective, hard, fancy, complex)
1
mega factor(expression, adjective, hard, fancy)
1
mixed(adjective, hard, fancy, obscure)
1
sophisticated(adjective, hard, fancy, obscure)
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APASmart Define. (2015). perplexing thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/perplexing/thesaurus/synonyms
ChicagoSmart Define. 2015. "perplexing thesaurus" https://smartdefine.org/perplexing/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, perplexing thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/perplexing/thesaurus/synonyms>.
MLASmart Define. "perplexing thesaurus" 30 July 2015. Web. 20 September 2026. <https://smartdefine.org/perplexing/thesaurus/synonyms>