home office vs leadership

home office

noun
  • The headquarters of an organization. 

  • A room, in a person's home, equipped as an office so that the person may work from home. 

leadership

noun
  • The office or status of a leader. 

  • The capacity of someone to lead others. 

  • A group of leaders. 

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