keening vs meowing

keening

noun
  • An unpleasant wailing sound. 

  • Intense mournful wailing after a death, often at a funeral or wake 

adj
  • Sharp, shrill, especially of a sound. 

meowing

noun
  • The act of uttering a meow. 

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