raze vs validate

raze

noun
  • A swinging fence in a watercourse to prevent cattle passing through. 

verb
  • To destroy; to strike out of existence; to obliterate. 

  • To scrape as if with a razor. 

  • To demolish; to level to the ground. 

validate

verb
  • To check or prove the validity of; verify. 

  • To have its validity successfully proven. 

  • To render valid. 

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