7 letters · 10 points in Scrabble
noun the rear part of the stage
verb treat snobbishly, put in one's place
verb move upstage, forcing the other actors to turn away from the audience
originFrom up- + stage. The figurative uses “haughty” and “to draw attention away” derive from actors moving to a higher and thus more visible position on a sloped stage.
Etymology from Wiktionary, CC BY-SA 3.0