遊び心のある
assistance
belt
black
buoy
circle
click here to add keywords
concept
danger
emergency
float
guard
help
life
lifebuoy
lifeguard
lifesaver
line
object
ocean
plastic
play
playing
pool
preserve
preserver
problem
protect
protection
rescue
rescuer
ring
risk
rock
rope
round
rubber
safety
safetyaid
save
saver
security
swim
swimmer
symbol
waterfall