unnecessarily

In an unnecessary way; not by necessity. / To an extent beyond what is needed.

Japanese Meaning

不必要に / 必要以上に / 過剰に / 余計に

She apologized unnecessarily for the mistake that wasn't her fault.

彼女は自分の責任ではないミスに対して不必要に謝罪した。

Sense（1）

In an unnecessary way; not by necessity.

He unnecessarily repeated much of what others had covered.

Sense（2）

To an extent beyond what is needed.

The food provided was unnecessarily generous, especially for an event meant to raise money for the hungry.

more unnecessarily

（ comparative ）

most unnecessarily

（ superlative ）