headscarf vs scarf

headscarf

noun
  • A more or less square piece of material worn over the head, typically by women, often to protect the hair, or for religious reasons. 

scarf

noun
  • A headscarf. 

  • A groove on one side of a sewing machine needle. 

  • A type of joint in woodworking. 

  • A dip or notch or cut made in the trunk of a tree to direct its fall when felling. 

  • A cormorant. 

  • A long, often knitted, garment worn around the neck. 

verb
  • To throw on loosely; to put on like a scarf. 

  • To unite, as two pieces of timber or metal, by a scarf joint. 

  • To eat very quickly. 

  • To dress with a scarf, or as with a scarf; to cover with a loose wrapping. 

  • To form a scarf on the end or edge of, as for a joint in timber, forming a "V" groove for welding adjacent metal plates, metal rods, etc. 

  • To shape by grinding. 

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