descry vs severalize

descry

verb
  • To announce a discovery: to disclose; to reveal. 

  • To see, especially from afar; to discover (a distant or obscure object) by the eye; to espy; to discern or detect. 

severalize

verb
  • To distinguish; to make or treat as several. 

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