9 letters · 14 points in Scrabble
noun a star with 5 points; formed by 5 straight lines between the vertices of a pentagon and enclosing another pentagon
originFrom Ancient Greek πεντάγραμμον (pentágrammon), noun form of the adjectives πεντάγραμμος (pentágrammos) and πεντέγραμμος (pentégrammos, “five-lined, having five lines”). Equivalent to penta- + -gram.
Etymology from Wiktionary, CC BY-SA 3.0