arm
armlet
avenue
bay
bayou
belt
bight
blowhole
boca
channel
chute
cove
creek
debouch
door
egress
emunctory
escape
euripus
exhaust
exit
firth
fjord
floodgate
flume
frith
gulf
gut
harbor
inlet
kyle
loch
loophole
lough
mouth
narrow
narrow seas
narrows
natural harbor
opening
out
outcome
outfall
outgate
outgo
outlet
pore
port
body of water
water
Humber
La Plata
para
para river
plata river
rio de la plata
Shoreline
backwater
coastline
gully
harbors
harbour
headland
lagoon
marsh
morass
pond
strait
watercourse
waterway
wetlands