fortuity vs joss

fortuity

noun
  • A fortuitous event; an accident. 

  • The state of being fortuitous. 

joss

noun
  • Luck. 

  • A heathen divinity. 

  • A Chinese household divinity; a Chinese idol. 

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