cumshaw vs gimmick

cumshaw

noun
  • A gratuity or tip as thanks for a service 

verb
  • To give or make a present to. 

gimmick

noun
  • A clever ploy or strategy. 

  • A trick or device used to attain some end. 

  • A night out with one's friends. 

  • A gimmick capacitor. 

verb
  • To rig or set up with a trick or device. 

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