NSW Opportunity Class
Buoy
noun/BOY/
A floating object anchored in water to guide boats or mark a safe area.
In contextA bright buoy bobbed on the waves to warn boats of the hidden rocks.
Remember it
A buoy is spelled oddly but sounds like 'boy'; picture a boy floating and bobbing in the surf.
Use it well
Use for a floating marker in water; as a verb it means to lift or keep afloat.