This root form (lemma) is used in 2 different forms in the NT: δεκαπέντε (afp), δεκαπέντε (gmp).
It is glossed in 1 way: ‘fifteen’.
OET JOHN 11:18 Greek word=δεκαπέντε (dekapente) Morphology=gmp English gloss=‘fifteen’ SR GNT JOHN 11:18 word 11
OET ACTS 27:28 Greek word=δεκαπέντε (dekapente) Morphology=afp English gloss=‘fifteen’ SR GNT ACTS 27:28 word 17
OET GAL 1:18 Greek word=δεκαπέντε (dekapente) Morphology=afp English gloss=‘fifteen’ SR GNT GAL 1:18 word 19