converge vs scatter

converge

verb
  • (said of a sequence or series) To have a (finite, proper) limit. 

  • (said of two or more entities) To approach each other; to get closer and closer. 

  • (said of an iterative process) To reach a stable end point. 

scatter

noun
  • The act of scattering or dispersing. 

  • A collection of dispersed objects. 

verb
  • To (cause to) separate and go in different directions; to disperse. 

  • Of a pitcher: to keep down the number of hits or walks. 

  • To deflect (radiation or particles). 

  • To occur or fall at widely spaced intervals. 

  • To distribute loosely as by sprinkling. 

  • To frustrate, disappoint, and overthrow. 

  • To be dispersed upon. 

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