godan verb (-u), transitive verb
hold (a ceremony); perform (a ritual); conduct (an event)
Formal verb used for conducting ceremonies, rituals, or official events. Implies carrying out a prescribed procedure with due formality.
結婚式は教会で執り行われた。
The wedding ceremony was held at the church.
大統領の就任式が厳かに執り行われた。
The presidential inauguration was solemnly conducted.