puss vs yap

puss

noun
  • The mouth. 

  • The face. 

  • A coward; a wuss; someone who is unable to stand up for themself. 

  • A cat. 

  • The vulva (female genitalia). 

  • Sex with a woman. 

yap

noun
  • The mouth, which produces speech. 

  • The high-pitched bark of a small dog, or similar. 

  • Casual talk; chatter. 

  • A badly behaved child; a brat. 

verb
  • Of a small dog, to bark. 

  • To talk, especially excessively; to chatter. 

  • To rob or steal from (someone). 

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