Vocabulary

約束

promise; agreement; arrangement; one's word; contract; pact

noun suru-verb vt
N4 freq #5

Example sentences

He promised to marry her.

He promised me that he won't tell anybody.

He promised not to tell.

He has engaged himself to help me.

He promised that he would write to me once in a while.

He did what he promised to do for me.

He promised to return and yet he didn't.

He promised not to smoke.