radiation vs twinkle

radiation

noun
  • The shooting forth of anything from a point or surface, like diverging rays of light. 

  • The transfer of energy via radiation. 

  • The process of radiating waves or particles. 

  • A rapid diversification of an ancestral species into many new forms. 

  • Radioactive energy. 

twinkle

noun
  • A sparkle or glimmer of light. 

  • A brief moment; a twinkling. 

  • The female genitalia. 

  • A sparkle of delight in the eyes. 

  • A flitting movement. 

verb
  • To bat, blink or wink the eyes. 

  • To be bright with delight. 

  • To flit to and fro. 

  • To shine with a flickering light; to glimmer. 

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