gulch

noun 0.762

gutter

noun 0.728

gullet

noun 0.675

guttering

noun 0.639

gurgle

noun 0.623

sulcus

noun 0.605

coulee

noun 0.602

rill

noun 0.601

gley

noun 0.599

ginnel

noun 0.591

swale

noun 0.589

valley

noun 0.588

kloof

noun 0.587

gunnel

noun 0.585

gorge

noun 0.581

gulf

noun 0.579

gilgai

noun 0.579

gush

noun 0.576

gash

noun 0.576

gillie

noun 0.573

runnel

noun 0.572

gill

noun 0.572

grotto

noun 0.572

furrow

noun 0.571

gurgling

noun 0.570

glen

noun 0.569

ditch

noun 0.569

sinkhole

noun 0.568

gyle

noun 0.564

rivulet

noun 0.561

gular

noun 0.560

trench

noun 0.558

sluice

noun 0.557

gutty

noun 0.554

groove

noun 0.553

drain

noun 0.552

canyon

noun 0.552

gulper

noun 0.549

gouge

noun 0.547

trough

noun 0.546

alley

noun 0.545

rille

noun 0.544

groyne

noun 0.544

gull

noun 0.540

alleyway

noun 0.539

gushing

noun 0.538

wadi

noun 0.538

holler

noun 0.538

guttersnipe

noun 0.537

gulling

noun 0.536

ghat

noun 0.536

gole

noun 0.535

gusher

noun 0.534

burrow

noun 0.534

mudhole

noun 0.533

crevice

noun 0.532

plughole

noun 0.532

culvert

noun 0.531

gurney

noun 0.531

glug

noun 0.528

hole

noun 0.525

gutta

noun 0.524

spillway

noun 0.523

guttural

noun 0.523

pothole

noun 0.523

rathole

noun 0.523

rill erosion

noun 0.522

drainpipe

noun 0.522

sullage

noun 0.521

valley fill

noun 0.519

gulping

noun 0.518

gurdy

noun 0.518

guppy

noun 0.517

arroyo

noun 0.517

gat

noun 0.517

gunge

noun 0.516

gall

noun 0.516

ghillie

noun 0.516

gable

noun 0.516

gale

noun 0.515

crawlway

noun 0.515

gill slit

noun 0.515

felly

noun 0.515

hollower

noun 0.513

goblin

noun 0.513

hollow

noun 0.513

grove

noun 0.513

puddle

noun 0.512

gunk

noun 0.511

gap fill

noun 0.511

tunnel

noun 0.511

dug

noun 0.510

creek

noun 0.510

drainage

noun 0.510

gyp

noun 0.509

gharry

noun 0.508

groat

noun 0.508

gutter press

noun 0.507

gopher

noun 0.507

creek bed

noun 0.507