12 letters · 14 points in Scrabble
adjective (of animals) not recorded with or certified by an official breed association
adjective not registered
adjective (a boat or vessel) not furnished with official documents
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 registered English unregistered From un- + registered.
Etymology from Wiktionary, CC BY-SA 3.0