encourage vs hog-tie

encourage

verb
  • To mentally support; to motivate, give courage, hope or spirit. 

  • To spur on, strongly recommend. 

  • To foster, give help or patronage 

hog-tie

verb
  • To render helpless. 

  • To tie a person's or animal's feet together; originally all four legs of a quadruped. 

noun
  • The act of tying the feet together in this way. 

How often have the words encourage and hog-tie occurred in a corpus of books? (source: Google Ngram Viewer )