WAG vs side-eye

WAG

noun
  • A wife or girlfriend of a sports star or other celebrity, originally and especially of an association football player. 

  • A wild-assed guess; a rough estimate. 

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 WAG and side-eye occurred in a corpus of books? (source: Google Ngram Viewer )