12 letters · 18 points in Scrabble
adjective not worthy of reliance or trust
adjective liable to be erroneous or misleading
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 dependable English undependable From un- + dependable.
Etymology from Wiktionary, CC BY-SA 3.0