7 letters · 8 points in Scrabble
verb cause to lose one's composure
verb cause to be out of tune
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 tuned English untuned From un- + tuned.
Etymology from Wiktionary, CC BY-SA 3.0