adj. 25B6; adjective MOURNFUL, woeful, sorrowful, sad, unhappy, depressed, gloomy, morose, melancholy, miserable, forlorn, wretched, woebegone, despondent, dejected, disconsolate, downcast, crestfallen, downhearted; informal blue, down in the mouth/dumps; poetic/literary dolorous, heartsick.
cheerful.