Agreement Implicit in the above discussion about the use of adjectives with nouns is the basic rule that adjectives can “modify” nouns or pronouns, that is, they can be used to qualify nouns or pronouns. In these instances the adjective “agrees” with the noun or pronoun in gender, number, and case. This rule is seen in the examples of adjectives given above. A noun or pronoun can be explicitly mentioned when used as the subject of a verb or it can be implied. For example, in the sentence ὁ ἄγγελος