spearhead
Pronunciation:
/ˈspɪə.hɛd//ˈspiɹ.hɛd/noun
Definitions
The pointed head, or end, of a spear.
One who leads or initiates an activity (such as an attack or a campaign).
The leading military unit in an attack.
A player who initiates attacking moves.
verb
Definitions
To drive or campaign ardently for, as an effort, project, etc.
Example: He spearheaded the entire project from day one.