single-heartedly

In a single-hearted manner; devotedly and whole-heartedly.

Japanese Meaning

一心に / 心を込めて / 誠心誠意 / 献身的に

She worked single-heartedly to finish the project before the deadline.

彼女は締め切り前にプロジェクトを終わらせるために一心に働いた。

Sense（1）

In a single-hearted manner; devotedly and whole-heartedly.

more single-heartedly

（ comparative ）

most single-heartedly

（ superlative ）