A share in knowledge, Arist.EE1244b26:—Pass., οἱ -όμενοι persons acquainted, Polem.Phgn.1.1.
συγγνωρίζω: μετέχω τῆς γνώσεως, γνωρίζω ὁμοῦ, Ἀριστ. Ἠθ. Εὐδ. 7. 12, 5.