116 entries under difficult topic. ×

19
hard to understand(expression, adjective, idiom, hard)
19
impossible(adjective, hard, difficulty, complex)
19
multiplex(adjective, hard, complex)
19
oppressive(adjective, hard, complex, demanding)
19
painful(adjective, hard, complex)
19
serious(adjective, hard, complex, awkward)
18
abstruse(noun, adjective, hard, fancy, evil)
18
grinding(adjective, hard, complex, awkward)
18
messy(adjective, hard, complex)
18
multiple(adjective, hard, complex)
18
precarious(adjective, hard, complex)
18
sheer(adjective, hard, fancy, delicate)
18
stubborn(adjective, hard, difficulty, complex)
18
toilful(adjective, hard, complex, awkward)
17
tangled(adjective, hard, simple, obscure, difficulty)
14
convoluted(adjective, hard, simple, fancy, obscure)
14
obscure(adjective, hard, heavy, complex)
14
perplexing(adjective, hard, fancy, obscure)
12
fancy(verb, adjective, hard, delicate)
12
puzzling(adjective, hard, fancy, evil, obscure)
11 years ago|25k views|share |citing 
APASmart Define. (2015). intricate thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/intricate/thesaurus/synonyms
ChicagoSmart Define. 2015. "intricate thesaurus" https://smartdefine.org/intricate/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, intricate thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/intricate/thesaurus/synonyms>.
MLASmart Define. "intricate thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/intricate/thesaurus/synonyms>