92 entries under complex topic. ×

19
problematic(adjective, hard, difficult, intricate)
19
esoteric(adjective, hard, difficult)
19
involute(adjective, hard, difficult)
6
posh(adjective, style, fancy, exact, superior)
5
clever(adjective, cool, smooth, smart)
5
delicate(adjective, slight, fine, thin, superior)
5
modern(adjective, cool, lively, current)
4
convoluted(adjective, hard, fancy, obscure, difficult)
4
fancy(adjective, style, hard, difficult, exact)
4
skillful(adjective, cool, fancy, smart, sensible)
3
plush(adjective, style, fancy, exact, superior)
3
precise(adjective, fancy, exact, superior)
2
baroque(adjective, involved, elaborate, complicated)
2
detailed(adjective, fancy, exact, involved)
2
exact(adjective, fancy, delicate, superior)
2
hi-tech(adjective, hard, fancy, difficult)
2
high-tech(adjective, involved, modern, advanced)
2
tangled(adjective, obscure, difficult, involved)
1
Daedalean(adjective, hard, fancy, obscure, difficult)
1
abstruse(adjective, hard, fancy, obscure, difficult)
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APASmart Define. (2015). sophisticated thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sophisticated/thesaurus/synonyms
ChicagoSmart Define. 2015. "sophisticated thesaurus" https://smartdefine.org/sophisticated/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, sophisticated thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sophisticated/thesaurus/synonyms>.
MLASmart Define. "sophisticated thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/sophisticated/thesaurus/synonyms>