and

around

bed

big

blur

boulder

bubbles

cascade

chilly

clear

cold

creek

crystal

detail

drop

flood

flow

flowing

foamy

full

gravel

huge

humidity

level

melting

mountain

noise

outdoors

oxide

pattern

rapid

rapids

rich

river

rock

rolling

sediment

slipper

smooth

sound

splash

spray

spring

stone

stones

stream

thaw

valley

water

waves

wavy

wet

white

wild