This root form (lemma) is used in 2 different forms in the NT: ἀμεταμέλητα (NNP), ἀμεταμέλητον (AFS).
It is glossed in 2 different ways: ‘unregrettable’, ‘unregrettable are’.
OET ROM 11:29 Greek word=ἀμεταμέλητα (ametamelaʸta) Morphology=NNP English gloss=‘unregrettable are’ SR GNT ROM 11:29 word 1
OET 2COR 7:10 Greek word=ἀμεταμέλητον (ametamelaʸton) Morphology=AFS English gloss=‘unregrettable’ SR GNT 2COR 7:10 word 9