くす
nakusu

Godan Verb (su)

1. to lose (through death; e.g. a wife, child)

Transitive
息子 むすこ くした夫婦 ふうふ だれもが同情 どうじょうした。
musukō nakushita fūfuni daremoga dōjō shita.
Everyone sympathized with the parents about their son's death.