promise; agreement; arrangement; something expected or predictable (e.g. running gag); typical or clichéd development (in a story); something considered obligatory or guaranteed (in a certain situation)
to break a promise; to go back on one's word; to renege
to keep a promise; to keep one's word
to break a promise; to go back on one's word; to renege
verbal promise; one's word
promise; vow; engagement; convention; rule; resolution
appointment; rendezvous; date
as promised; true to one's promise
engagement; betrothal; marriage contract