浮き

Etymology
The of verb.

Noun

 * 1) a float used in fishing
 * 2) a fishnet float
 * 3) a buoy
 * 4) a float in a tank or other container, used to determine the level of liquid
 * 5) a float used for safety or rescue, to keep a person from drowning
 * 6) the areas between the scutes on a tortoise shell
 * 7)  singing in a higher tone than the previous melody
 * 8)  a boat, a ship