sha·man

–noun
1. a person who acts as intermediary between the natural and supernatural worlds, using magic to cure illness, foretell the future, control spiritual forces, etc.
2. a member of certain tribal societies who acts as a medium between the visible world and an invisible spirit world and who practices magic or sorcery for purposes of healing, divination, and control over natural events.

sage

– noun
1. a profoundly wise person; a person famed for wisdom.
2. someone venerated for the possession of wisdom, judgment, and experience.
–adj.
3. wise, judicious, or prudent.