aby vs atone

aby

verb
  • To endure or tolerate (something); to experience. 

atone

verb
  • To absolve (someone else) of wrongdoing, especially by standing as an equivalent. 

  • To make reparation, compensation, amends or satisfaction for an offence, crime, mistake or deficiency. 

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