color up vs twinkle

color up

verb
  • To blush (to go red). 

  • To exchange a high number of low-value chips (of one color) for a lower number of higher value (of a different color), but keeping the same overall value. 

twinkle

verb
  • To be bright with delight. 

  • To bat, blink or wink the eyes. 

  • To flit to and fro. 

  • To shine with a flickering light; to glimmer. 

noun
  • A brief moment; a twinkling. 

  • The female genitalia. 

  • A sparkle or glimmer of light. 

  • A sparkle of delight in the eyes. 

  • A flitting movement. 

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