This root form (lemma) is used in 3 different forms in the NT: σβέννυνται (IPP3··P), σβέννυται (IPP3··S), σβέννυτε (MPA2··P).
It is glossed in 3 different ways: ‘are_being extinguished’, ‘be extinguishing’, ‘is_being extinguished’.
OET MARK 9:48 Greek word=σβέννυται (sbennutai) Morphology=IPP3··S English gloss=‘is_being extinguished’ SR GNT MARK 9:48 word 11
OET MAT 25:8 Greek word=σβέννυνται (sbennuntai) Morphology=IPP3··P English gloss=‘are_being extinguished’ SR GNT MAT 25:8 word 20
OET 1TH 5:19 Greek word=σβέννυτε (sbennute) Morphology=MPA2··P English gloss=‘be extinguishing’ SR GNT 1TH 5:19 word 4