distrust vs fidelity

distrust

verb
  • To put no trust in; to have no confidence in. 

noun
  • Lack of trust or confidence. 

fidelity

noun
  • Accuracy, or exact correspondence to some given quality or fact. 

  • Faithfulness to one's duties. 

  • Loyalty to one's spouse or partner, including abstention from cheating or extramarital affairs. 

  • The degree to which a system accurately reproduces an input. 

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