lightful vs zephyrous

lightful

adj
  • Light; cheerful. 

  • Full of light; bright. 

zephyrous

adj
  • Light, fine, soft. 

  • Like a zephyr; (of a wind) soft, gentle, refreshing. 

  • Breezy; blown by a breeze. 

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