9 letters · 14 points in Scrabble
noun the largest wrist bone on the thumb side
adjective shaped like a boat
originBorrowed from Middle French naviculaire, itself borrowed from Late Latin nāviculāris (“boat shaped”), from Latin nāvicula, diminutive of nāvis (“ship”), from Proto-Indo-European *néh₂us.
Etymology from Wiktionary, CC BY-SA 3.0