29 entries under difficult topic. ×

25
perplexing(verb, adjective, hard, obscure)
24
puzzling(adjective, strange, mysterious, complicated)
16
enigmatic(adjective, hard, obscure, solid)
14
knotty(adjective, hard, tough, awkward)
12
incomprehensible(adjective, obscure, solid, strange)
8
obscure(adjective, hard, solid, strange)
8
tough(adjective, laborious)
8
unfathomable(adjective, hard, obscure, solid)
7
complex(adjective, hard, delicate, loose)
7
intricate(adjective, hard, complex, awkward)
6
cryptic(adjective, obscure, dark, strange)
6
unclear(adjective, hard, obscure, loose)
5
abstruse(adjective, hard, obscure, dark)
5
opaque(adjective, hard, obscure, unclear)
5
thorny(adjective, delicate, complex, tricky)
4
complicated(adjective, hard, complex, awkward)
4
equivocal(adjective, obscure, dark, strange)
4
involved(adjective, hard, complex, awkward)
3
arcane(adjective, obscure, solid, dark)
3
labyrinthine(adjective, hard, complex, awkward)
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APASmart Define. (2015). baffling thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/baffling/thesaurus/synonyms
ChicagoSmart Define. 2015. "baffling thesaurus" https://smartdefine.org/baffling/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, baffling thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/baffling/thesaurus/synonyms>.
MLASmart Define. "baffling thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/baffling/thesaurus/synonyms>