nim vs stranglehold

nim

noun
  • A game in which players take turns removing objects from heaps. 

verb
  • To walk with short, quick strides; trip along. 

stranglehold

noun
  • A grip or control so strong as to stifle or cut off. 

verb
  • to hold a tight grip or control 

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