cumshaw vs give away

cumshaw

verb
  • To give or make a present to. 

noun
  • A gratuity or tip as thanks for a service 

give away

verb
  • To make a gift of (something). 

  • To concede. 

  • To formally hand over a bride to the bridegroom; often by her father. 

  • To relinquish control over. 

  • To concede an advantage in weight, time, height etc. 

  • To unintentionally reveal a secret, divulge undisclosed information, or expose someone. 

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