to be remiss, idle, or careless in performing duties

to be idle, sluggish, or lacking in effort and drive

listless or weary; lacking enthusiasm or motivation

to be lazy or neglectful in performing one's work duties

lax; slack; negligent; variant of [[懈怠|懈怠|xie4 dai4]]

showing persistent effort and not becoming lazy or slacking off

to neglect; to be remiss in

professional burnout syndrome

unremitting in one's efforts