free-thinking vs latitudinarian

free-thinking

adj
  • Having opinions that are contrary to dogma or the positions of authority. 

latitudinarian

adj
  • Lax in moral or religious principles. 

  • Not restrained; not confined by precise limits. 

  • Tolerant, especially of other people's religious views. 

noun
  • A person who is tolerant of others' religious views. 

How often have the words free-thinking and latitudinarian occurred in a corpus of books? (source: Google Ngram Viewer )