napping vs unmindful

napping

noun
  • The act of taking a nap or short sleep. 

  • The act or process of raising a nap, as on cloth. 

unmindful

adj
  • Lacking awareness; oblivious. 

  • Failing to remember, recognize, or pay attention to something; heedless of. 

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