devour vs let out

devour

verb
  • To rapidly destroy, engulf, or lay waste. 

  • To take in avidly with the intellect or with one's gaze. 

  • To absorb or engross the mind fully, especially in a destructive manner. 

  • To eat quickly, greedily, hungrily, or ravenously. 

let out

verb
  • Of sound, to emit. 

  • Of a school: to finish for the day or term, allowing the pupils to go home. 

  • To disclose. 

  • To rent out. 

  • To allow to operate at higher speed by adjusting controls. 

  • To release. 

  • To enlarge by adjusting one or more seams. 

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