Synonyms for Oversight (same or very similar meaning)
WordNet sense 1 (an unintentional omission resulting from failure to notice something):
inadvertence
WordNet sense 2 (management by overseeing the performance or operation of a person or group):
superintendence, supervision, supervising
WordNet sense 3 (a mistake resulting from inattention):
lapse
From the ODE community, based on WordNet
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