abolition vs quashing

abolition

noun
  • The act of abolishing; an annulling; abrogation. 

  • The state of being abolished. 

  • The ending of the slave trade or of slavery. 

  • The ending of convict transportation. 

quashing

noun
  • The action of quashing something. 

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