浜辺
active
activity
adrenaline
adventure
aid
aqua
assistance
backing
brave
bravery
challenge
courage
danger
dangerous
emergency
equipment
extreme
float
giving hand
help
helping concept
holding
life
lifebuoy
lifeguard
lifesaver
marine
ocean
preserver
rescue
rescuer
ring
risk
risky
safe
safety
sand
save
saver
sea
seascape
shore
sos
support
surf
survival
team
water
wave