misused

Adjective

Used in an incorrect or inappropriate manner.

Japanese Meaning

誤った、または不適切な方法で使用された

The misused medication resulted in serious side effects.

誤用された薬は深刻な副作用を引き起こした。

Sense（1）

Used in an incorrect or inappropriate manner.

The oft misused word didn't mean what he thought it meant, but everyone else misunderstood it too.