Gnostic vs perceptive

Gnostic

adj

  • Of, or relating to, intellectual or spiritual knowledge 

  • Of, or relating to Gnosticism 

noun

  • A believer in Gnosticism 

perceptive

adj

  • Having or showing keenness of perception, insight, understanding, or intuition. 

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