Torpid
Torpid /ˈtɔː.pɪd/ (adj)
lacking physical or mental energy, sluggish, lazy, languid, sleepy, dreamy, apathetic, stagnant, lethargic:
Everyone has a torpid mind when they stay within their comfort zone.
The moribund organization is recognizable by its torpid employees.
Torpid people who act as a brake on any collaborative effort make me a nervous wreck.
Antonyms: energetic, vivacious
Noun: torpor: stupor, languor, indolence, apathy, inactivity, lethargy, inertia, listlessness
Noun: torpidity
Adverb: torpidly