headcloth vs hijab

headcloth

noun
  • Any form of headwear consisting of a piece of material either tied or held in place with a band. 

hijab

noun
  • A traditional headscarf worn by Muslim women, covering the hair and neck. 

  • The practice, among Muslim women, of covering the body after the age of puberty in front of non-related adult males. 

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