birdcage vs pigsty

birdcage

noun
  • A cage to keep pet or zoological specimen birds in. 

  • A game of chance played with dice; chuck-a-luck. 

pigsty

noun
  • An enclosure where pigs are kept. 

  • A dirty or very untidy place. 

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