rainfall

noun 0.622

throughflow

noun 0.620

fall

noun 0.588

dewfall

noun 0.573

fall wind

noun 0.557

fall-through

noun 0.553

raindrop

noun 0.548

deadfall

noun 0.546

fell

noun 0.540

rockfall

noun 0.538

first rain

noun 0.537

falling leaf

noun 0.536

downpour

noun 0.535

flowthrough

noun 0.535

faller

noun 0.535

freefall

noun 0.532

rainout

noun 0.530

rainwater

noun 0.522

outfall

noun 0.520

runoff

noun 0.517

fallen

noun 0.512

fall out

noun 0.510

surface runoff

noun 0.509

downspout

noun 0.502