concretization vs individualization

concretization

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

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

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

individualization

noun
  • The act of individualizing; the state of being individualized. 

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