24 entries under troublesome topic. ×

17
baffling(verb, adjective, hard, delicate, complex)
12
mystifying(adjective, hard, delicate, complex, complicated)
10
confounding(verb, adjective, hard, delicate, false)
9
complex(adjective, hard, delicate, involved, tricky)
9
mysterious(adjective, hard, delicate, complex, tricky)
5
subtle(hard, delicate, complex, tricky, complicated)
4
paradoxical(adjective, hard, difficult, delicate, complex)
2
enigmatical(adjective, hard, difficult, delicate, uncertain)
2
problematical(hard, delicate, complex, tricky, complicated)
1
deep(hard, delicate, complex, tricky, complicated)
1
delicate(hard, complex, awkward, uneasy, tricky)
1
esoteric(hard, delicate, complex, tricky, complicated)
1
hard to explain(expression, idiom, hard, delicate, complex)
1
hard to solve(expression, idiom, hard, delicate, complex)
1
inexplicable(hard, delicate, complex, tricky, complicated)
1
mystical(hard, delicate, complex, tricky, complicated)
1
nice(hard, delicate, complex, tricky, complicated)
1
thorny(adjective, hard, delicate, complex, tricky)
1
ticklish(hard, delicate, complex, awkward, tricky)
0
abstract(hard, delicate, complex, tricky, complicated)
<12>
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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>