rapid, brisk, prompt, ready :D
thesaurus.com
Lethargic is a word that means tired, lazy sluggish, so antonyms of lethargic would be energetic and active.
Slow.
antonym: slow
an antonym is a word opposite in meaning to another. e.g. Fast is an antonym of slow and big is an antonym of small
The antonym of the word 'synonym' is 'antonym'.
slow or sluggish
sluggish
strayd
A synonym for the word "sluggish" is "lethargic" or "listless."
Speedy
The word sluggish means:Displaying little movement or activity; slow; inactive: a sluggish stream; sluggish growth.Lacking alertness, vigor, or energy; inert or indolent.Slow to perform or respond to stimulation.
A synonym for slow is plodding, sluggish, or inactive.
Comatose, sluggish, dull
The antonym of motivation is demotivation or apathy. This refers to a lack of drive, enthusiasm, or incentive to pursue a particular goal or task.
Lethargic is a word that means tired, lazy sluggish, so antonyms of lethargic would be energetic and active.
Perhaps slow or lower?
Slow.