Answer: eddying

AnswerCrossword Clue
EDDYINGIn a vortex
EDDYINGAswirl
EDDYINGWhirling, as water
EDDYINGForming vortices.
EDDYINGMoving against the current
EDDYINGWhirling
EDDYINGSwirling
eddyingcurrent running counter to the main current
eddyingEDDY, to move against the main current
eddyingto whirl in eddies