ichidan verb
become completely corrupt; rot away entirely
Emphasizes thorough moral decay or physical decomposition to the point of ruin. Often used figuratively for institutions or people.
その組織は腐り果てていて、誰も信頼していなかった。
The organization had become completely corrupt, and no one trusted it.
長い間放
The fruit, left unattended for a long time, had rotted away entirely.