漏らす

もらすmorasu

godan verb · transitive · suffix

1. to let leak
2. to let out (e.g. light)
3. to let out (a secret)
4. to leak (information)
5. to divulge
6. to disclose
7. to let slip
8. to give utterance to (e.g. one's dissatisfaction)

Study it in Yanamino