State of agreeing; harmony of opinion, statement,
action, or character; concurrence; concord; conformity; as, a good
agreement subsists among the members of the council.

Concord or correspondence of one word with another in
gender, number, case, or person.

A concurrence in an engagement that something shall be
done or omitted; an exchange of promises; mutual understanding,
arrangement, or stipulation; a contract.

The language, oral or written, embodying reciprocal
promises.