officiate

officiate (as something) (at something)

to serve as an official or moderator at some event. They asked me to officiate as a judge at the contest. Laura will officiate as parade marshal.

Name	Pronounced	Usage
Joord	YO:RT	Dutch
Battista	baht-TEE-stah	Italian
Lisbet	-	Swedish, Norwegian, Danish
Bradford	['brædfəd]
Livvy	-	English
Daud	-	Indonesian, Arabic