汹涌

洶湧
xiōngyǒng
  1. to surge up violently (of ocean, river, lake etc)
  2. turbulent

CEDICT

Entry Composition

1 汹 xiōng
  1. torrential rush
  2. tumultuous
=2 涌 yǒng variant of 涌 yǒng
=2 涌 yǒng
  1. to bubble up
  2. to rush forth