currentness vs rightness

currentness

noun
  • The state or quality of being current. 

rightness

noun
  • The result or product of being right; something correct. 

  • The characteristic of being right; correctness. 

  • The property of being on, or moving toward, the right. 

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