un energetic (adjective) lazy: inactive, sluggish
Sinonime: apathetic, asleep on the job,
careless,
comatose, dallying,
dilatory, drowsy,
dull, flagging,
idle,
inattentive,
indifferent,
indolent,
inert,
lackadaisical, laggard, lagging,
languid, languorous,
lethargic,
lifeless, loafing, neglectful, out of it,
passive, procrastinating,
remiss, shiftless,
slack,
sleepy, slothful,
slow, slow-moving, snoozy,
somnolent,
supine,
tardy,
tired,
torpid,
trifling,
unconcerned, unenergetic, unindustrious, unpersevering, unready,
wearyAntonime: active,
diligent,
energetic, hard-working,
industrious,
lively