13 letters · 19 points in Scrabble
adjective having no precedent; novel
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 precedent English -ed English unprecedented From un- + precedent + -ed.
Etymology from Wiktionary, CC BY-SA 3.0