fraction vs share

fraction

verb
  • To divide or break into fractions. 

noun
  • A ratio of two numbers (numerator and denominator), usually written one above the other and separated by a horizontal bar called the vinculum or, alternately, in sequence on the same line and separated by a solidus (diagonal bar). 

  • A component of a mixture, separated by fractionation. 

  • A part of a whole, especially a comparatively small part. 

  • A small amount. 

  • In a eucharistic service, the breaking of the host. 

share

verb
  • To divide and distribute. 

  • To give part of what one has to somebody else to use or consume. 

  • To tell to another. 

  • To allow public or private sharing of computer data or space in a network 

  • To have or use in common. 

noun
  • The action of sharing something with other people via social media. 

  • The cutting blade of an agricultural machine like a plough, a cultivator or a seeding-machine. 

  • A configuration enabling a resource to be shared over a network. 

  • A financial instrument that shows that one owns a part of a company that provides the benefit of limited liability. 

  • A portion of something, especially a portion given or allotted to someone. 

  • The sharebone or pubis. 

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