12 letters · 19 points in Scrabble
adjective not successful; having failed or having an unfavorable outcome
adjective failing to accomplish an intended result
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 successful English unsuccessful From un- + successful.
Etymology from Wiktionary, CC BY-SA 3.0