83 entries under complicated topic. ×

2
unstable(adjective, delicate, uncertain, awkward, tricky)
2
vexing(adjective, hard, severe, offensive)
1
Daedalean(adjective, hard, fancy, complex, involved)
1
ambiguous(adjective, obscure, complex, tricky, hidden)
1
can of worms(expression, adjective, idiom, hard, fancy)
1
confounding(adjective, hard, striking, tricky)
1
cryptic(adjective, hard, obscure, dark, heavy)
1
entangled(adjective, hard, fancy, complex, sophisticated)
1
hard to explain(expression, adjective, idiom, hard, tricky)
1
hard to solve(expression, adjective, idiom, hard, tricky)
1
high-tech(adjective, complex, sophisticated, involved, elaborate)
1
meandering(adjective, hard, tricky)
1
mixed(adjective, hard, fancy, complex, involved)
1
unintelligible(adjective, hard, obscure, uncertain, complex)
0
baroque(adjective, complex, sophisticated, involved, elaborate)
0
dense(adjective, complex, involved, intricate)
0
devious(complex, striking, sophistical, daedal)
0
fiddly(delicate, awkward)
0
heavy-going
0
misleading(complex, striking, perplexing, sophistical)
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APASmart Define. (2016). difficult thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/difficult/thesaurus/synonyms
ChicagoSmart Define. 2016. "difficult thesaurus" https://smartdefine.org/difficult/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, difficult thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/difficult/thesaurus/synonyms>.
MLASmart Define. "difficult thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/difficult/thesaurus/synonyms>