flicker vs side-eye

flicker

noun
  • One who flicks. 

  • Any of certain small woodpeckers, especially of the genus Colaptes. 

  • An unsteady flash of light. 

  • A short moment. 

verb
  • To flutter or flap. 

  • To burn or shine unsteadily, or with a wavering light. 

  • To keep going on and off; to appear and disappear for short moments; to flutter. 

side-eye

noun
  • A sidelong look, particularly of animosity, judgment, or suspicion. 

verb
  • To look at out of the corner of one's eye, particularly with animosity, or in a judgmental or suspicious manner. 

How often have the words flicker and side-eye occurred in a corpus of books? (source: Google Ngram Viewer )