minging vs piggish

minging

adj
  • Unclean or dirty; disgusting and foul-smelling. 

  • Very unattractive; ugly. 

piggish

adj
  • unpleasant or unclean 

  • greedy or gluttonous 

  • pigheaded 

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