isotimos describes faith received as of equal value with that of the writer and his companions.

The attested use describes faith as having equal value in relation to the faith named in the verse.

1. Equal value in received faith · dominant

   In 2 Peter 1:1, the accusative singular feminine form modifies the faith received by the addressees in relation to the faith named by the writer and his companions; the APB renders the clause "a faith of equal value with ours."

   2 Peter 1:1

In the Anselm Project Bible: In 2 Peter 1:1, the APB presents the clause as "a faith of equal value with ours." This wording confirms the clause-level comparison rather than isolating each element precisely.