disperse vs heap

disperse

verb
  • To distribute throughout. 

  • To break up and disappear; to dissipate. 

  • To scatter in different directions. 

  • To disseminate. 

  • To separate rays of light, etc., according to wavelength; to refract. 

adj
  • Scattered or spread out. 

heap

verb
  • To supply in great quantity. 

  • To pile in a heap. 

  • To form or round into a heap, as in measuring. 

adv
  • very; representing broken English stereotypically or comically attributed to Native Americans 

noun
  • A data structure consisting of trees in which each node is greater than all its children. 

  • A lot, a large amount 

  • A crowd; a throng; a multitude or great number of people. 

  • Memory that is dynamically allocated. 

  • A dilapidated place or vehicle. 

  • A great number or large quantity of things. 

  • A pile or mass; a collection of things laid in a body, or thrown together so as to form an elevation. 

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