10 letters · 12 points in Scrabble
noun rotation of the hands and forearms so that the palms face upward
originEtymology tree English supine Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English supination From supine + -ation.
Etymology from Wiktionary, CC BY-SA 3.0