8 letters · 15 points in Scrabble
noun (Your Highness or His Highness or Her Highness) title used to address a royal person
noun the quality of being high or lofty
noun a high degree (of amount or force etc.)
originCalque of Italian altezza, from Late Latin altitia, from altus + -itia, equivalent to high + -ness. See highness for formation of the English term.
Etymology from Wiktionary, CC BY-SA 3.0