10 letters · 14 points in Scrabble
adjective not able to perform its normal function
adjective not suitable for surgery
originEtymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English in- Latin operābilisbor. English operable English inoperable From in- + operable.
Etymology from Wiktionary, CC BY-SA 3.0