penitence vs uneasiness

penitence

noun
  • The condition of being penitent; a feeling of regret or remorse for doing wrong or sinning. 

uneasiness

noun
  • The state of being uneasy, nervous or restless. 

  • An anxious state of mind; anxiety. 

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