noun
one's work; one's duty; one's task
A somewhat formal or literary term for the work or duty one is responsible for. Often used in the phrase 能事終われり (the task is done).
彼は能事を終えて、静かに筆を置いた。
He finished his task and quietly laid down his brush.
能事終われり、と言える日はまだ遠い。
The day when I can say 'my work is done' is still far off.