12 letters · 17 points in Scrabble
originEtymology tree English un- English analyse Proto-Indo-European *-tḗr Proto-Indo-European *-dʰlom Proto-Indo-European *-dʰlis Proto-Italic *-ðlis Latin -bilis Latin -ābilis Old French -ablebor. Middle English -able English -able English analysable English unanalysable From un- + analysable.
Etymology from Wiktionary, CC BY-SA 3.0