This root form (lemma) is used in 2 different forms in the NT: τετύφλωκεν (IEA3··S), ἐτύφλωσεν (IAA3··S).
It is glossed in 2 different ways: ‘he has blinded’, ‘blinded’.
OET JOHN 12:40 Greek word=τετύφλωκεν (tetuflōken) Morphology=IEA3··S English gloss=‘he has blinded’ SR GNT JOHN 12:40 word 1
OET 2COR 4:4 Greek word=ἐτύφλωσεν (etuflōsen) Morphology=IAA3··S English gloss=‘blinded’ SR GNT 2COR 4:4 word 8
OET 1JHN 2:11 Greek word=ἐτύφλωσεν (etuflōsen) Morphology=IAA3··S English gloss=‘blinded’ SR GNT 1JHN 2:11 word 24