能事 is read as のうじ (nouji) and means one's work.
のうじ
nouji
ふかのうじ
an impossibility
ぐんじのうりょく
military capability
じじつじょうふかのう
effectively impossible
げいのうじむしょ
talent agency
のうりょく
ability
のう
noh (theatre)
よく
(you have) quite the nerve to
のうめん
noh mask
のうがく
noh play
のうどう
activity
のうがき
statement of the virtues of a medicine
のうやくしゃ
noh actor