From King Dictionary of Contemporary English
Related topics: Government
officiateof‧fi‧ci‧ate /əˈfɪʃieɪt/ verb [intransitive] PGRRto perform official duties, especially at a religious ceremony
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Examples from the Corpus
officiateFor the same reason, though, Stern would not let unqualified women officiate.Mayor Willie Brown and most members of the Board of Supervisors officiated.Before that the rector of Worth travelled the four miles along the Priest's Way to officiate at Swanage.He said the officiating in 1995 was excellent, despite several questionable calls in the playoffs.Family solidarity ends game Stories of a father officiating in a game in which a son is playing can be rather salutary.I have seen 13 Premier League games this season and only one was officiated with any degree of competence.