fidelity vs suspicion

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. 

suspicion

noun
  • A trace, or slight indication. 

  • Uncertainty, doubt. 

  • The imagining of something without evidence. 

  • The act of suspecting something or someone, especially of something wrong. 

  • The condition of being suspected. 

verb
  • To suspect; to have suspicions. 

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