encourage vs prostrate

encourage

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

  • To spur on, strongly recommend. 

  • To foster, give help or patronage 

prostrate

verb
  • To overcome or overpower. 

  • To throw oneself down in submission. 

  • To lie flat or face-down. 

  • To cause to lie down, to flatten. 

adj
  • Lying flat, face-down. 

  • Physically incapacitated from environmental exposure or debilitating disease. 

  • Trailing on the ground; procumbent. 

  • Emotionally devastated. 

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