concubine vs painted

concubine

noun
  • A slave-girl or woman, kept for instance in a harem, who is held for sexual service. 

  • A sexual partner, especially a woman, to whom one is not or cannot be married. 

  • A woman who lives with a man, but who is not a wife. 

painted

adj
  • Superficial or cosmetic, without underlying depth of feeling. 

  • Wearing makeup. 

  • Coated with paint. 

  • Depicted in paint. 

  • Colorful, as if painted. 

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