amber
attention
auto
automobile
bay
black
blue
car
care
careful
caution
clouds
danger
dangerous
docks
drive
drop
edge
end
falling
forbidden
harbor
horizon
ireland
isolated
jetty
notice
ocean
plunge
quay
quayside
risk
river
road
safety
shore
sign
signpost
sky
traffic
transport
travel
triangle
warn
warning
water
waterway
waves
yellow