5
devious(complex, ambiguous, rambling, indirect, incidental)
5
indirect(adjective, rambling, devious, circuitous, unintended)
5
labyrinthian(adjective, convolution)
5
subtle(hard, obscure, complex, tricky, puzzling)
5
troublesome(adjective, hard, severe, rough, difficult)
4
baffling(adjective, hard, difficult, complex, awkward)
4
busy(adjective, upset, fancy, exact, uncertain)
4
decorated(adjective, fancy, delicate, exact, complex)
4
hairy(adjective, tough, rough, difficult, heavy)
4
mazy
4
onerous(adjective, hard, tough, severe, rough)
4
prickly(thorny, spiky, spiny)
4
recondite(adjective, evil, obscure, difficult, heavy)
4
roundabout(rambling, devious, indirect, circuitous, tortuous)
4
wearying(adjective, tough, rough, difficult, heavy)
3
baffled(verb, hindered)
3
circuitous(adjective, obscure, sophisticated, ambiguous, rambling)
3
crooked(ambiguous, rambling, incidental, circuitous, tortuous)
3
demanding(adjective, hard, tough, rough, difficult)
3
enigmatic(adjective, hard, evil, obscure, difficult)
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APASmart Define. (2016). complicated thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/complicated/thesaurus/synonyms
ChicagoSmart Define. 2016. "complicated thesaurus" https://smartdefine.org/complicated/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, complicated thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/complicated/thesaurus/synonyms>.
MLASmart Define. "complicated thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/complicated/thesaurus/synonyms>