adoptee vs scion

adoptee

noun
  • An adopted son or daughter. 

  • Synonym of adopter 

  • A person who was adopted as a child. 

scion

noun
  • A descendant, especially a first-generation descendant of a distinguished family. 

  • A detached shoot or twig containing buds from a woody plant, used in grafting; a shoot or twig in a general sense. 

  • A guardian. 

  • The heir to a throne. 

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