abscise vs excise

abscise

verb
  • To cut off. 

  • To separate by means of abscission; to shed or drop off. 

excise

verb
  • To cut out; to remove. 

  • To impose an excise tax on something. 

noun
  • A tax charged on goods produced within the country (as opposed to customs duties, charged on goods from outside the country). 

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