For example, in “We are late”, the subject and verb correspond in number and person (there is no agreement in “We are late”); in “Students are responsible for the stem of their homework,” the precursors (“students”) of the pronoun (“their”) agree. The precursor of a pronoun is the noun or any other pronoun to which the pronoun refers. Concord is a synonym for this agreement. It is therefore argued that the ratification of the late treaty could not have satisfied our peace. — Henry Clay, Letter, July 27, 1844 In early English, there was an agreement for the second person singular of all verbs in the present tense, as well as in the past of some common verbs. It was usually in the form -est, but -st and t also occurred. Note that this does not affect terminations for other people and numbers. However, the contract may relate to any agreement between two or more parties, legally applicable. . . .