assimilation vs interfusion

assimilation

noun
  • The act of assimilating or the state of being assimilated. 

  • The metabolic conversion of nutrients into tissue. 

  • A sound change process by which the phonetics of a speech segment becomes more like that of another segment in a word (or at a word boundary), so that a change of phoneme occurs. 

  • The adoption, by a minority group, of the customs and attitudes of the dominant culture. 

  • The absorption of new ideas into an existing cognitive structure. 

interfusion

noun
  • Mutual fusion or blending 

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