See spiritless in Webster's New World Roget's A-Z Thesaurus II
adjective
Lacking energy and vitality or showing such a lack:
flagging, lackadaisical, languid, languorous, leaden, limp, listless, lymphatic. See action, tiredIn low spirits:
blue, dejected, depressed, desolate, dispirited, down, downcast, downhearted, dull, dysphoric, gloomy, heavy-hearted, low, melancholic, melancholy, sad, tristful, unhappy, wistful. Idiom: down at (or in) the mouth. See happyLacking liveliness, charm, or surprise:
arid, aseptic, colorless, drab, dry, dull, earthbound, flat, flavorless, lackluster, lifeless, lusterless, matter-of-fact, pedestrian, prosaic, sterile, stodgy, unimaginative, uninspired. See excite
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