hoar vs oldhood

hoar

noun
  • Hoariness; antiquity. 

  • A white or greyish-white colour. 

adj
  • Hoarily bearded. 

  • Of a white or greyish-white colour. 

oldhood

noun
  • The state or condition of being old; the stage of life where one is advanced in age; old age 

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