driving spirit

The power, initiator or enthusiast behind an accomplishment. The driving force.

Japanese Meaning

成果や達成を支える原動力、すなわち推進力や先導する精神・熱意

Her driving spirit turned a small idea into a thriving community project.

彼女の原動力が、小さなアイデアを活気ある地域のプロジェクトへと成長させた。

Sense（1）

The power, initiator or enthusiast behind an accomplishment. The driving force.

He was the driving spirit of the establishment.

driving spirits

（ plural ）