shrink vs unfold

shrink

verb
  • To draw back; to withdraw. 

  • To cause to become smaller. 

  • To withdraw or retire, as from danger. 

  • To move back or away, especially because of fear or disgust. 

  • To cower or flinch. 

  • To become smaller; to contract. 

noun
  • A psychiatrist or psychotherapist. 

  • Shrinkage; contraction; recoil. 

  • Loss of inventory, for example due to shoplifting or not selling items before their expiration date. 

unfold

verb
  • To undo a folding. 

  • To release from a fold or pen. 

  • To turn out; to happen; to develop. 

  • To open (anything covered or closed); to lay open to view or contemplation; to bring out in all the details, or by successive development. 

  • To reveal. 

noun
  • In functional programming, a kind of higher-order function that is the opposite of a fold. 

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