ponytail vs skep

ponytail

noun
  • A hairstyle where the hair is pulled back and tied into a single "tail" which hangs down behind the head. 

verb
  • To form (the hair) into a ponytail. 

skep

noun
  • A beehive made of straw or wicker. 

  • A basket. 

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