peewit vs tewit

peewit

noun
  • the Northern lapwing, Vanellus vanellus. 

  • the pewee or peewee 

  • the laughing gull 

  • the sound of the call of the peewit 

tewit

noun
  • A northern lapwing, Vanellus vanellus. 

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