practisant

noun2

1. •
   One who practises something; a practitioner.

   • A Pope who asked you the hour and the date and the place of your birth, drew diagrams on paper, and then told you your secret vices and virtues, was a practisant of arts unholy — 1904
2. •
   (no longer used) An agent or confederate in treachery.

   • Here entered Pucelle and her practisants. — 1591