英和和英

a promise

make a promise

perform a promise

promises kept

make an oath

swear an oath

swear an oath

to fulfil a promise

perform one's promise

to promise something

fulfill one's promises

to fulfill a promise

I'll give my word.

act as promised

make an appointment

to secretly promise

to promise―make a promise

empty promises

an empty promise

hollow promises

a vain promise

an airy promise

a pledge or agreement to do something

promise faithfully

make good a promise

to be bound by a promise

to keep one's promise

to adjure

to swear；make a vow；make a pledge

swear allegiance