9 letters · 17 points in Scrabble
noun a clergyman who officiates at a religious ceremony or service
originFrom Medieval Latin officiāns, present participle of officiō, officiāre (“to perform a duty or service”) (not to be confused with Classical officiō, officere (“to obstruct, hinder”)), a denominal verb from officium (“duty, service”).
Etymology from Wiktionary, CC BY-SA 3.0