This root form (lemma) is used in 2 different forms in the NT: ἀρραβὼν (NMS), ἀρραβῶνα (AMS).
It is glossed in 2 different ways: ‘the deposit’, ‘deposit’.
OET 2COR 1:22 Greek word=ἀρραβῶνα (arrabōna) Morphology=AMS English gloss=‘deposit’ SR GNT 2COR 1:22 word 8
OET 2COR 5:5 Greek word=ἀρραβῶνα (arrabōna) Morphology=AMS English gloss=‘deposit’ SR GNT 2COR 5:5 word 15
OET EPH 1:14 Greek word=ἀρραβὼν (arrabōn) Morphology=NMS English gloss=‘the deposit’ SR GNT EPH 1:14 word 4