sluice

noun 0.806

sluicing

noun 0.734

spillway

noun 0.704

slipway

noun 0.681

seaway

noun 0.646

waterway

noun 0.636

slue

noun 0.609

swale

noun 0.588

tailrace

noun 0.583

sloo

noun 0.568

shipping lane

noun 0.564

watercourse

noun 0.563

slurry

noun 0.563

flowage

noun 0.560

tideway

noun 0.555

coulee

noun 0.554

wireway

noun 0.552

fish ladder

noun 0.550

sea lane

noun 0.549

lock gate

noun 0.547

slopewash

noun 0.546

slit

noun 0.544

steerageway

noun 0.540

accessway

noun 0.539

passageway

noun 0.539

crawlway

noun 0.532

navigation channel

noun 0.530

water tunnel

noun 0.530

skyway

noun 0.527

gangway

noun 0.526

laneway

noun 0.525

sluff

noun 0.524

sullage

noun 0.522

slipform

noun 0.521

slit trench

noun 0.521

flyway

noun 0.520

waterflow

noun 0.519

slough

noun 0.519

walkway

noun 0.519

slalom

noun 0.518

sludge

noun 0.518

slade

noun 0.515

chute

noun 0.511

storm sewer

noun 0.510

scupper

noun 0.509

rivulet

noun 0.508

surface discharge

noun 0.505

slip

noun 0.504

sloop

noun 0.503

ladderway

noun 0.503

throughway

noun 0.503

canal

noun 0.503

slur

noun 0.503

clearway

noun 0.502

canal basin

noun 0.502

gully

noun 0.501

aqueduct

noun 0.500