15 letters · 22 points in Scrabble
adjective capable of being perceived as different or distinct
adjective (often followed by `from') not alike; different in nature or quality
originEtymology tree English distinguish 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 distinguishable From distinguish + -able.
Etymology from Wiktionary, CC BY-SA 3.0