heathenistic vs nullifidian

heathenistic

adj
  • Relating to heathenism. 

nullifidian

adj
  • Of no faith or religion; not trusting to faith for salvation. 

noun
  • A sceptic; an atheist or unbeliever. 

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