What is a synonym for drowsy?

Some synonyms of drowsy are as follows: comatose, dazed, dopy, dozing, dozy, dreamy, drugged, half asleep, heavy, indolent, lackadaisical, languid, lazy, lethargic, lulling, napping, nodding, out of it, restful, sluggish, slumberous, snoozy, somnolent, soothing, soporific, tired, torpid.