respecify vs rewrite

respecify

verb
  • To specify again; to alter an earlier specification 

rewrite

verb
  • To write out again (without changes). 

  • To write again, differently; to modify (a piece of writing or music, etc.). 

noun
  • Something that has been written again. 

  • The act of writing again or anew. 

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