externalize vs mirror

externalize

verb
  • To make something external or objective 

  • To attribute emotions etc to external circumstances; to project 

  • To direct to others, as costs or benefits. 

  • To represent something abstract or intangible as material; to embody 

mirror

verb
  • To create something identical to (a web site, etc.). 

  • Of an event, activity, behaviour, etc, to be identical to; to be a copy of. 

  • To reflect, as in a mirror. 

noun
  • An object, person, or event that reflects or gives a picture of another. 

  • A disk, website or other resource that contains replicated data. 

  • A mirror carp. 

  • A kind of political self-help book, advising kings, princes, etc. on how to behave. 

  • A smooth surface, usually made of glass with reflective material painted on the underside, that reflects light so as to give an image of what is in front of it. 

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