10 letters · 11 points in Scrabble
verb cause to feel relaxed
adjective not placed under psychological stress
adjective not resulting from undue effort; not forced
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 strained English unstrained From un- + strained.
Etymology from Wiktionary, CC BY-SA 3.0