chewing vs pigtail

chewing

noun
  • The consumption of loose leaf tobacco juice from tobacco plants by chewing leaves near the cheek. 

  • The act by which something is chewed on; mastication. 

  • The consumption of (the juice from) the khat plant. 

pigtail

noun
  • Tobacco twisted into a string or roll. 

  • A braided plait of hair; now especially, either of two braids or "tails" on the side of the head. 

  • A short length of twisted electrical wire. 

  • The tail of a pig. 

  • Twisted stent terminal; stent-end, usually but not necessarily a different fastened part. 

  • The flamingo flower (anthurium) 

  • A person who wears a pigtail or queue. 

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