water

river

stream

pond

rush

flow

flowing

watercourse

splash

drop

drip

splashy

creek

rushing

wet

spray

waterway

brook

course

rill

rivulet

run

tributary

running

spirt

spurt

squirt

spout

gush

drizzle

current

gullet

rillet

branch

crick

lap

laps

lapping

trickle

torrent

swash

eddy

whirlpool

swell

ripple

surf

babble

babbling

calm

trickling