gurgitation

gur·gi·ta·tion

G0319100 (gûr′jĭ-tā′shən)n. A whirling or surging motion, as of water.
[Late Latin gurgitāre, to engulf (from Latin gurges, gurgit-, whirlpool) + -ation.]

gurgitation

(ˌɡɜːdʒɪˈteɪʃən) nsurging or swirling motion, esp of water[C16: from Late Latin gurgitātus engulfed, from gurgitāre to engulf, from Latin gurges whirlpool]