12 letters · 17 points in Scrabble
adjective lacking beauty or charm
adjective lacking power to arouse interest
adjective not appealing to the senses
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 attractive English unattractive From un- + attractive.
Etymology from Wiktionary, CC BY-SA 3.0