10 letters · 16 points in Scrabble
adjective feeling no shame
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 blushing English unblushing From un- + blushing.
Etymology from Wiktionary, CC BY-SA 3.0