fore vs spearhead

fore

noun
  • The front; the forward part of something; the foreground. 

adj
  • Forward; situated towards the front (of something). 

intj
  • An exclamation yelled to inform players a ball is moving in their direction. 

adv
  • In or towards the bows of a ship. 

  • In the part that precedes or goes first; opposed to aft, after, back, behind, etc. 

spearhead

noun
  • The pointed head, or end, of a spear. 

  • The leading military unit in an attack. 

  • One who leads or initiates an activity (such as an attack or a campaign). 

  • A player who initiates attacking moves. 

verb
  • To drive or campaign ardently for, as an effort, project, etc. 

How often have the words fore and spearhead occurred in a corpus of books? (source: Google Ngram Viewer )