meowing vs yowl

meowing

noun
  • The act of uttering a meow. 

yowl

noun
  • A prolonged, loud cry, like the sound of an animal; a wail; a howl. 

verb
  • Utter a yowl. 

  • Express by yowling; utter with a yowl. 

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