credence vs questioning

credence

noun
  • Acceptance of a belief or claim as true, especially on the basis of evidence. 

  • Credential or supporting material for a person or claim. 

  • A small table or credenza used in certain Christian religious services. 

  • A cupboard, sideboard, or cabinet, particularly one intended for the display of rich vessels or plate on open shelves. 

  • A subjective probability estimate of a belief or claim. 

questioning

noun
  • Interrogation. 

  • The action of asking questions; a survey; an inquiry. 

  • The act of challenging, wondering, and doubting. 

adj
  • Unsure of one's sexual orientation and/or gender identity. 

  • Characterized by questions, inquisitiveness, doubt, or wonder. 

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