concentrate vs scatter

concentrate

noun
  • A substance that is in a condensed form. 

verb
  • To focus one's thought or attention (on). 

  • To approach or meet in a common center; to consolidate. 

  • To increase the strength and diminish the bulk of, as of a liquid or an ore; to intensify, by getting rid of useless material; to condense. 

  • To bring to, or direct toward, a common center; to unite more closely; to gather into one body, mass, or force. 

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 concentrate and scatter occurred in a corpus of books? (source: Google Ngram Viewer )