conceptualization vs concretization

conceptualization

noun
  • The process of forming a conceptual form of a phenomenon; the act of conceptualizing 

  • The concept so formed; something conceptualized 

concretization

noun
  • Something specific which is the result of a process of concretizing a general principle or idea. 

  • The process of concretizing a general principle or idea by delineating, particularizing, or exemplifying it. 

  • An inability to generalize or perform abstraction accompanied by excessive concentration on specific details, as in a mental disorder or in cognition by children. 

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