confer vs cumshaw

confer

verb
  • To grant as a possession; to bestow. 

  • To talk together, to consult, discuss; to deliberate. 

cumshaw

verb
  • To give or make a present to. 

noun
  • A gratuity or tip as thanks for a service 

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