Blogging out some thoughts around preposition agreement

Just as subjects and verbs can agree (“he walks”) or disagree (“he walk”), so, too, with verbs and prepositions. For example, we “bring up” a topic; we don’t “bring of” a topic; we “speak of” someone”; not “up” someone. Arbitrary though preposition agreement is, it matters. As with verb agreement, errors be hard on the ears.