10 letters · 16 points in Scrabble
adjective not fastened together
adjective not associated in an exclusive sexual relationship
adjective (of animals) able to swim about; not attached
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 attached English unattached From un- + attached.
Etymology from Wiktionary, CC BY-SA 3.0