Joyless(a.) Not having joy; not causing joy; unenjoyable.
Thesaurus Entries
affecting, afflictive, anguished, anxious, austere, bitter, black, bleak, bored, cheerless, comfortless, crestfallen, dejected, deplorable, depressant, depressed, depressing, depressive, desolate, despondent, discomforting, disconsolate, discontented, disgusted, disheartened, disheartening, dismal, dismaying, dispirited, dispiriting, distressful, distressing, doleful, dolorific, dolorogenic, dolorous, down, downcast, downhearted, dreary, gloomy, grief-stricken, grievous, grim, heartsick, humorless, in bad humor, inconsolable, infestive, inhospitable, lamentable, lugubrious, melancholic, melancholy, mirthless, miserable, morose, mournful, moving, nauseated, nauseous, oppressive, out of humor, out of sorts, painful, pathetic, piteous, pitiable, pleasureless, poignant, prey to malaise, regrettable, repelled, revolted, rueful, sad, saddened, saddening, severe, sharp, sickened, somber, sore, sorrowful, sorry, sorryish, suffering angst, touching, triste, uncheerful, uncheery, uncomfortable, uneasy, unfulfilled, ungratified, unhappy, unjoyful, unmirthful, unquiet, unsatisfied, unsmiling, woebegone, woeful, wretched