expression, godan verb (-su)
exchange vows; exchange promises (esp. of marriage)
A formal or literary expression for making a solemn promise, most commonly used for wedding vows or deep personal pledges.
二人は教会で永遠の愛の契りを交わした。
The two exchanged vows of eternal love at the church.
彼らは固い契りを交
They exchanged firm promises and pledged their future to each other.