えてなくなる
kiete nakunaru

Godan Verb (ru)
Expression

1. to die out; to vanish; to completely disappear; to become extinct

金庫 きんこ なか書類 しょるい えてなくなっている。
kinkono nakano shoruiga kiete nakunatte iru.
The papers that were in the safe are gone.
Other forms: