12 letters · 15 points in Scrabble
adjective lacking definite structure or organization
adjective lacking the system or structure characteristic of living bodies
originEtymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English structured English unstructured From un- + structured.
Etymology from Wiktionary, CC BY-SA 3.0