boa vs mantilla

boa

noun
  • A type of long scarf; typically made from synthetic or real feathers (or occasionally fur), and usually worn by being draped across the shoulders with the ends hanging low, sometimes also with a loop around the neck. 

  • Any of a group of large American snakes, of the genus Boa, subfamily Boinae, or family Boidae, including the boa constrictor and the emperor boa of Mexico. 

mantilla

noun
  • A lace veil of Spanish origin worn over a woman's hair and shoulders. 

  • A woman's light cloak or cape made of silk, velvet, lace, or other material. 

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