act; deed; one's doing
cause; reason
deed (esp. negative); act; action; one's doing; one's work
疲れの所為か頭痛がひどくて辛い。
My headache is bad, maybe because of fatigue.
雨の所為で試合が中止になった。
The game was cancelled because of rain.
風邪の所為で声が出なかった。
I couldn't speak because of a cold.