This root form (lemma) is used in 1 different forms in the NT: ἐματαιώθησαν (IAP3··P).
It is glossed in 1 way: ‘they were made_useless’.
OET ROM 1:21 Greek word=ἐματαιώθησαν (emataiōthaʸsan) Morphology=IAP3··P English gloss=‘they were made_useless’ SR GNT ROM 1:21 word 13