alga
among
aqua
benefit
bottom
box
case
cash
chest
coin
container
contents
corsair
deep
deposit
drawing
finance
gold
golden
hidden
hideaway
hoard
illustration
island
marine
money
nature
nautical
ocean
old
open
pirate
piratic
plant
prize
profit
rich
riches
sand
savings
sea
seaweed
shrouded
tare
treasure
trunk
underworld
water
water plant
wealth