abirritate vs appease

abirritate

verb
  • To diminish the sensibility of; to debilitate; to soothe. 

appease

verb
  • To make quiet; to calm; to reduce to a state of peace; to dispel (anger or hatred). 

  • To come to terms with; to adapt to the demands of. 

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