9 letters · 21 points in Scrabble
noun mild chronic depression
originFrom dys- + -thymia. From Ancient Greek δυσθυμία (dusthumía, “despondency, despair; ill-temper”), from δυσ- (dus-, “bad”) + θυμός (thumós, “soul, spirit”).
Etymology from Wiktionary, CC BY-SA 3.0