This root form (lemma) is used in 3 different forms in the NT: ἀέρα (AMS), ἀέρος (GMS), ἀὴρ (NMS).
It is glossed in 2 different ways: ‘the air’, ‘air’.
OET ACTS 22:23 Greek word=ἀέρα (aera) Morphology=AMS English gloss=‘air’ SR GNT ACTS 22:23 word 16
OET 1COR 9:26 Greek word=ἀέρα (aera) Morphology=AMS English gloss=‘the air’ SR GNT 1COR 9:26 word 12
OET 1COR 14:9 Greek word=ἀέρα (aera) Morphology=AMS English gloss=‘the air’ SR GNT 1COR 14:9 word 21
OET EPH 2:2 Greek word=ἀέρος (aeros) Morphology=GMS English gloss=‘air’ SR GNT EPH 2:2 word 17
OET 1TH 4:17 Greek word=ἀέρα (aera) Morphology=AMS English gloss=‘the air’ SR GNT 1TH 4:17 word 19
OET REV 9:2 Greek word=ἀὴρ (aaʸr) Morphology=NMS English gloss=‘air’ SR GNT REV 9:2 word 27
OET REV 16:17 Greek word=ἀέρα (aera) Morphology=AMS English gloss=‘air’ SR GNT REV 16:17 word 14