pinafore vs woolly

pinafore

noun
  • A sleeveless dress, often similar to an apron, generally worn over other clothes, and most often worn by young girls as an overdress. 

woolly

noun
  • A sweater or similar garment made of wool. 

  • A sheep not yet shorn. 

  • A woolly back; someone from the area around Liverpool, not from Liverpool itself. 

  • A piece of woolwork. 

adj
  • Unclear, fuzzy, hazy, cloudy. 

  • Made of wool. 

  • Having a thick, soft texture, as if made of wool. 

  • Based on emotions rather than logic. 

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