All energetic antonyms

adjective energetic

• lethargic — of, relating to, or affected with lethargy; drowsy; sluggish; apathetic.
• apathetic — If you describe someone as apathetic, you are criticizing them because they do not seem to be interested in or enthusiastic about doing anything.
• dispirited — discouraged; dejected; disheartened; gloomy.
• dull — not sharp; blunt: a dull knife.
• easy-going — calm and unworried; relaxed and rather casual: an easygoing person.
• idle — not working or active; unemployed; doing nothing: idle workers.
• impotent — not potent; lacking power or ability.
• inactive — not active: an inactive volcano.
• laid-back — relaxed or unhurried: laid-back music rhythms.
• lazy — averse or disinclined to work, activity, or exertion; indolent.
• passive — not reacting visibly to something that might be expected to produce manifestations of an emotion or feeling.
• weak — not strong; liable to yield, break, or collapse under pressure or strain; fragile; frail: a weak fortress; a weak spot in armor.
• lifeless — not endowed with life; having no life; inanimate: lifeless matter.
• slow — moving or proceeding with little or less than usual speed or velocity: a slow train.
• sluggish — indisposed to action or exertion; lacking in energy; lazy; indolent: a sluggish disposition.
• tired — having a tire or tires.
• easy — not hard or difficult; requiring no great labor or effort: a book that is easy to read; an easy victory.