metaphysician vs scholar

metaphysician

noun
  • A philosopher who specializes in the scholarly study of metaphysics. 

scholar

noun
  • A specialist in a particular branch of knowledge. 

  • someone who received a prestigious scholarship 

  • A student; one who studies at school or college, typically having a scholarship. 

  • A learned person; a bookman. 

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