flagship vs soul

flagship

noun
  • The most important one out of a related group. 

  • The ship occupied by the fleet's commander (usually an admiral); it denotes this by flying his flag. 

  • The ship regarded as most important out of a group, e.g. a nation's navy or company's fleet. 

verb
  • To act as a flagship for. 

soul

noun
  • A person, especially as one among many. 

  • The spirit or essence of anything. 

  • The spirit or essence of a person usually thought to consist of one's thoughts and personality, often believed to live on after the person's death. 

  • A kind of submanifold involved in the soul theorem of Riemannian geometry. 

  • Soul music. 

  • An individual life. 

  • Life, energy, vigor. 

verb
  • To beg on All Soul's Day. 

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