noun
overuse; excessive use; overload
Refers to using something too much, often leading to negative consequences such as strain, waste, or health issues.
スマホの使いすぎで目が疲れた。
My eyes are tired from overusing my smartphone.
電気の使いすぎに注意してください。
Please be careful not to use too much electricity.
The verb form meaning 'to overuse'. 使いすぎ is the noun form.
Compound of 使い (stem of 使う, 'to use') + すぎ (noun form of 過ぎる, 'to exceed').