fungus vs swelling

fungus

noun
  • Any member of the kingdom Fungi; a eukaryotic organism typically having chitin cell walls but no chlorophyll or plastids. Fungi may be unicellular or multicellular. 

swelling

noun
  • The state of being swollen. 

  • Anything swollen, especially any abnormally swollen part of the body. 

  • A rising, as of passion or anger. 

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