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
Kristijan	KREES-tee-yahn (Serbian, Croatian)	Serbian, Croatian, Slovene, Macedonian
Malini	-	Indian, Hindi
Wolfgang	VAWLF-gahng (German), WUWLF-gang (English)	German, Ancient Germanic
Ava	['avə]
Lyla	LIE-lə	English
Sandu	-	Romanian