Proenarchomai describes taking an earlier start on an intended action, later brought toward completion.

The two occurrences describe an earlier start in relation to an intended undertaking: Titus had already begun a grace to be completed, and the Corinthians had begun both doing and desiring a year earlier.

1. Making an earlier start on an undertaking · dominant

   In 2 Corinthians 8:6, the aorist middle singular form occurs of Titus before the clause about completing “this grace” among the Corinthians. In 2 Corinthians 8:10, the aorist middle plural form addresses those who had already begun both to do and to desire; the APB renders the clause “who began a year ago not only to do but also to desire.”

   2 Corinthians 8:62 Corinthians 8:10

In the Anselm Project Bible: The APB presents the action with “had begun beforehand” in 2 Corinthians 8:6 and “began a year ago” in 2 Corinthians 8:10. These phrases indicate the clauses' presentation rather than a fixed English equivalent.