11 letters · 15 points in Scrabble
adjective not tractable; difficult to manage or mold
originEtymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English in- English tractable English intractable From in- + tractable.
Etymology from Wiktionary, CC BY-SA 3.0