flashlight vs glimmer

flashlight

verb
  • To illuminate with a flashlight. 

noun
  • A battery-powered hand-held light source. 

  • A flashgun (device used to create flashes of light for photography). 

glimmer

verb
  • To shine with a faint, unsteady light. 

noun
  • A faint or remote possibility. 

  • A faint light; a dim glow. 

  • A flash of light. 

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