9 letters · 13 points in Scrabble
adjective seemingly boundless in amount, number, degree, or especially extent
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 bounded English unbounded From un- + bounded.
Etymology from Wiktionary, CC BY-SA 3.0