concernment vs unease

concernment

noun
  • emotion of mind; solicitude; anxiety 

  • concern; participation; interposition 

  • importance; moment; consequence 

  • That in which one is concerned or interested; concern; affair; interest. 

unease

noun
  • Trouble; misery; a feeling of disquiet or concern. 

verb
  • To make uneasy or uncomfortable 

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