9 letters · 15 points in Scrabble
originEtymology tree Proto-West Germanic *drīban Old English drīfan Middle English driven English drive Proto-Indo-European *-dʰlom Proto-Indo-European *-dʰlis Proto-Italic *-ðlis Latin -bilis Latin -ābilis Old French -ablebor. Middle English -able English -able English driveable From drive + -able.
Etymology from Wiktionary, CC BY-SA 3.0