piddle away vs quail

piddle away

verb
  • To piss away: to waste or squander time, money, etc. 

  • He piddled away three hours at the bus station waiting for Gabe to show up. 

quail

verb
  • To waste away; to fade, to wither. 

  • Of courage, faith, etc.: to slacken, to give way. 

  • To lose heart or courage; to be daunted or fearful. 

noun
  • The meat from this bird eaten as food. 

  • Any of various small game birds of the genera Coturnix, Anurophasis or Perdicula in the Old World family Phasianidae or of the New World family Odontophoridae. 

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