chancla vs sandal

chancla

noun
  • A slipper or flip-flop 

sandal

noun
  • A type of open shoe made up of straps or bands holding a sole to the foot 

  • A long narrow boat used on the Barbary coast. 

  • sandalwood 

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