47 entries under hard topic. ×

27
perplexing(verb, adjective, false, awkward)
23
puzzling(adjective, false, uncertain, awkward)
17
baffling(verb, adjective, delicate, complex)
14
enigmatic(adjective, uncertain, vague, unclear)
12
mystifying(adjective, delicate, complex, complicated)
11
bewildering(adjective, false, awkward, involved)
10
confounding(verb, adjective, delicate, false)
9
complex(adjective, delicate, involved, tricky)
9
mysterious(adjective, delicate, complex, tricky)
9
unclear(adjective, delicate, uncertain, complex)
8
intricate(adjective, complex, involved, tricky)
7
obscure(adjective, uncertain, vague, unclear)
6
involved(adjective, complex, tricky, complicated)
5
complicated(adjective, complex, involved, tricky)
5
subtle(delicate, complex, tricky, complicated)
4
knotty(adjective, complex, tricky, complicated)
4
paradoxical(adjective, difficult, delicate, complex)
3
difficult(adjective, complex, awkward, involved)
3
labyrinthine(adjective, complex, tricky, complicated)
3
tangled(adjective, complex, tricky, complicated)
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APASmart Define. (2015). confusing thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/confusing/thesaurus/synonyms
ChicagoSmart Define. 2015. "confusing thesaurus" https://smartdefine.org/confusing/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, confusing thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/confusing/thesaurus/synonyms>.
MLASmart Define. "confusing thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/confusing/thesaurus/synonyms>