hijab vs rebozo

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. 

rebozo

noun
  • A woman's garment of Mexico, a rectangular piece of fabric worn as a scarf or shawl and sometimes used to carry children or goods. 

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