ぼう
bōni furu

Godan Verb (ru)
Idiomatic Expression

1. to waste; to sacrifice; to spoil; to ruin; to lose; to forfeit; to throw away

わたくしはあなたのために一生 いっしょう ぼうにふるのはいやです。
watashiwa anatano tameni isshōo bōni furu nowa iyadesu
I do not want to waste the best years of my life for you.
Other forms: