Shirabe
放水

放水ほうすい

Common Noun Irregular Intransitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb discharge of water (from a river, dam, etc.);drainage
2
noun (common) (futsuumeishi)noun or participle which takes the aux. verb suruintransitive verb spraying water (on);hosing
彼は焼けているホテルに放水した。
He played a hose on the burning hotel.