This root form (lemma) is used in 2 different forms in the NT: κεκυρωμένην (PEP·AFS), κυρῶσαι (NAA····).
It is glossed in 2 different ways: ‘having_been confirmed’, ‘to confirm’.
OET 2COR 2:8 Greek word=κυρῶσαι (kurōsai) Morphology=NAA···· English gloss=‘to confirm’ SR GNT 2COR 2:8 word 4
OET GAL 3:15 Greek word=κεκυρωμένην (kekurōmenaʸn) Morphology=PEP·AFS English gloss=‘having_been confirmed’ SR GNT GAL 3:15 word 9