complication

mastery
UK /ˌkɒm.plɪˈkeɪ.ʃən/ US /ˌkɑm.pləˈkeɪ.ʃən/noun

card 1 of 10 · synonym

Which word is closest in meaning to 'complication' in this sentence?

The snaky complication in the Caduceus or rod of Hermes.