slum vs vicious

slum

verb
  • To visit a neighborhood of a status below one's own. 

noun
  • A dilapidated neighborhood where many people live in a state of poverty. 

  • Slumgullion; a meat-based stew. 

  • Inexpensive trinkets awarded as prizes in a carnival game. 

vicious

adj
  • Violent, destructive and cruel. 

  • Savage and aggressive. 

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