144 entries under complex topic. ×

19
disturbing(adjective, hard, difficult)
19
hard to understand(expression, adjective, idiom, hard, difficult)
19
impossible(adjective, hard, difficulty, difficult)
19
multiplex(adjective, hard, difficult)
19
oppressive(adjective, hard, difficult, demanding)
19
painful(adjective, hard, difficult)
19
serious(adjective, hard, difficult, awkward)
18
abstruse(noun, adjective, hard, fancy, evil)
18
grinding(adjective, hard, difficult, awkward)
18
messy(adjective, hard, difficult)
18
multiple(adjective, hard, difficult)
18
precarious(adjective, hard, difficult)
18
sheer(adjective, hard, fancy, difficult, delicate)
18
stubborn(adjective, hard, difficulty, difficult)
18
toilful(adjective, hard, difficult, awkward)
17
tangled(adjective, hard, simple, obscure, difficulty)
16
ornate(adjective, fancy, delicate, special)
14
convoluted(adjective, hard, simple, fancy, obscure)
14
obscure(adjective, hard, difficult, heavy)
14
perplexing(adjective, hard, fancy, obscure, difficult)
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APASmart Define. (2015). intricate thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/intricate/thesaurus/synonyms
ChicagoSmart Define. 2015. "intricate thesaurus" https://smartdefine.org/intricate/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, intricate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/intricate/thesaurus/synonyms>.
MLASmart Define. "intricate thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/intricate/thesaurus/synonyms>