Synonyms of unenergetic

1 Syllable

slow, dull, slack

2 Syllables

loafing, lazy, tired, languid, dallying, snoozy, trifling, lazier, laggard, tardy, idle, torpid, weary, laziest, flagging, inert, drowsy, shiftless, remiss, lagging, slothful, sleepy

3 Syllables

somnolent, lifeless, slow-moving, neglectful, languorous, lethargic, passive, supine, unready, careless, indolent

4 Syllables

unambitious, directionless, comatose, dilatory, unindustrious, indifferent, apathetic, unconcerned

5 Syllables

procrastinating, unpersevering, inattentive, lackadaisical