calmness vs inclemency

calmness

noun
  • The product of being calm. 

  • The state of being calm; tranquillity; silence. 

inclemency

noun
  • The quality of being inclement; lack of clemency. 

  • Something that is inclement. 

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