Arab vs woolly-head

Arab

noun
  • A member of an Arabic-speaking community 

  • An inhabitant of Arabia or the Arab world 

  • An Arabian horse. 

  • A Semitic person, whose forebears were from Arabia 

adj
  • Of or pertaining to Arabs and their nations. 

woolly-head

noun
  • A woolly-headed person, particularly (potentially offensive) a black or Arab with Afro-textured hair. 

  • Synonym of abolitionist: an activist or politician opposed to slavery. 

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