浜辺
belt
circle
danger
emergency
equipment
float
guard
health
help
holiday
illustration
insurance
life
life buoy
lifebelt
lifebuoy
lifeguard
lifesaver
lifesaving
marine
nautical
protect
protection
rescue
rescue buoy
rescuer
ring
risk
safe
safety
sail
save
saver
sea
security
summer
support
survival
travel