ichidan verb
use too much; overuse; spend too much; overwork
Covers excessive use of things, money, or people. For overworking a person, the object is the person being overworked.
スマホを使いすぎて目が疲れた。
I used my smartphone too much and my eyes got tired.
今月はお金を使いすぎた。
I spent too much money this month.
社長は社員を使いすぎて、みんな疲れている。
The president overworks the employees, and everyone is exhausted.