marine
seawater
h2o
water
red tide
boggy
brackish
brine
briny
coastal
coolant
deep-water
fifty-gallon
fresh-water
groundwater
half-frozen
landlocked
mangrove
marshy
reedy
saline
salt-water
sea-water
sewage
spring-fed
subsurface
tidal
tritium
Potter
Trotter
blotter
cotter
dotter
hotter
imprimatur
mater
otter
plotter
potter
rotter
spotter
squatter
totter
trotter
yachter