independent vs solitary

independent

noun
  • A neutral or uncommitted person. 

  • A team not affiliated with any league or conference. 

  • A candidate or voter not affiliated with any political party, a freethinker, free of a party platform. 

  • A small, privately owned business. 

adj
  • Not dependent; not contingent or depending on something else; free. 

  • Not affiliated with any political party. 

  • Separate from; exclusive; irrespective. 

  • Providing a comfortable livelihood. 

  • Not subject to bias or influence; self-directing. 

solitary

noun
  • One who lives alone, or in solitude; an anchorite, hermit or recluse. 

  • Solitary confinement. 

  • The state of being solitary; solitude 

adj
  • Performed, passed, or endured alone 

  • Living or being by oneself; alone; having no companion present 

  • Not much visited or frequented; remote from society 

  • Single; individual; sole. 

  • gloomy; dismal, because of not being inhabited. 

  • Not inhabited or occupied; without signs of inhabitants or occupation; desolate; deserted 

  • Not associated with others of the same kind. 

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