credenda vs creed

credenda

creed

verb
  • To provide with a creed. 

noun
  • A reading or statement of belief that summarizes the faith it represents; a confession of faith for public use, especially one which is brief and comprehensive. 

  • The fact of believing; belief, faith. 

  • That which is believed; accepted doctrine, especially religious doctrine; a particular set of beliefs; any summary of principles or opinions professed or adhered to. 

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