愛想 あいそ かしたそうだ
aisozu kashita sōda

Noun
Evidential Auxiliary

Expresses hearsay about a past event ("I heard that...") of 愛想尽かし

1. They say [someone] lost patience.; They say [someone] is fed up.; They say [someone] has had enough.

Past/Perfective
Hearsay Evidence