Plain form
agree

Third-person singular
agrees

Past tense
agreed

Past participle
agreed

Present participle
agreeing

(intransitive) When two people agree about something, they have the same ideas. They both think the same things are true.
We agree that it will probably rain this afternoon.
(intransitive) When two people agree to do some things, they say something like "if you do this, then I will do that." After they agree, then they must do the things they said.
We agreed to pay him $100 to paint the walls.

Verb