beat it vs whank

beat it

verb
  • Used other than figuratively or idiomatically: see beat, it. 

  • To leave; to go away. 

  • To masturbate, usually a man of himself. 

whank

verb
  • To beat; to thrash; to whip; to lash. 

  • To cut, especially to cut off a large portion. 

noun
  • A strike with the fist; a blow; a knock. 

  • A large portion, slice or lump. 

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