rishi vs yogi

rishi

noun
  • A Vedic poet and seer who composed Rigvedic hymns, who alone or with others invokes the deities with poetry of a sacred character. 

  • A Hindu sage or saint occupying the same position in India history as the patriarchs of other countries, constituting a peculiar class of beings in the early mythical system, as distinct from Asuras, Devas and mortal men. 

yogi

noun
  • A devotee or adherent of yoga. 

verb
  • To persuade someone to give you food or other favors without actually begging. 

  • To turn (someone) into a yogi; to lead into practicing yoga. 

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