10 letters · 12 points in Scrabble
noun the ceremony of installing a new monarch
originFrom Late Middle English coronacion, coronacioun (“crowning of a sovereign or his consort; powers conferred by this ceremony; crowning of the Virgin Mary; (figuratively) placing of a crown of thorns on Jesus; act of rewarding a person with eternal life, happiness, honour, etc.”) [and other forms], borrowed from Anglo-Norman coronacion and Old French coronacion, coronation, from Late Latin…
Etymology from Wiktionary, CC BY-SA 3.0