Ripple

журча́ние

žurčánije

(sound similar to that of undulating water)

зыбь

zybʹ

(moving disturbance or undulation in the surface of a liquid)

колеба́ния

kolebánija

(small oscillation of an otherwise steady signal)

пульса́ции

pulʹsácii

(small oscillation of an otherwise steady signal)

рябь

rjabʹ

(moving disturbance or undulation in the surface of a liquid)