lawfulness vs permissibleness

lawfulness

noun
  • Property of being lawful, of obeying the law. 

  • Property of operating in a manner organized by certain laws. 

permissibleness

noun
  • The state of being permissible; legitimacy; allowableness. 

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