listless synonyms

slow passive

heavy stupid dull faint neutral absent bored careless sleepy slack dormant lifeless sluggish lukewarm unconcerned languid inanimate drowsy abstracted dreamy uninterested leaden lethargic supine thoughtless apathetic nonchalant heedless phlegmatic indolent languorous inattentive torpid insouciant lackadaisical laggard spiritless enervated