浜辺
aid
assistance
background
belt
buoy
circle
donut
emergency
float
guard
help
helping
inflatable
insurance
isolated
kisby
life
life buoy
lifebelt
lifebuoy
lifeguard
lifering
lifesaver
marine
nautical
object
partnership
perry
preserver
protection
rescue
ring
risk
rope
round
safe
safety
save
sea
security
ship
sos
support
survival
swim
swimming
travel
water
white