浜辺
aid
assistance
background
belt
blue
boat
buoy
circle
danger
emergency
equipment
float
guard
help
insurance
life
lifebuoy
lifeguard
lifeline
lifesaver
man
marine
nautical
ocean
orange
outdoor
protection
red
rescue
ring
rope
safe
safety
sailing
save
saver
sea
security
sky
sos
summer
support
survival
swim
travel
vacation
water
white
yacht