This root form (lemma) is used in 2 different forms in the NT: Σάρδεις (AFP), Σάρδεσιν (DFP).
It is glossed in 1 way: ‘Sardeis’.
OET REV 1:11 Greek word=Σάρδεις (Sardeis) Morphology=AFP English gloss=‘Sardeis’ SR GNT REV 1:11 word 47
OET REV 3:1 Greek word=Σάρδεσιν (Sardesin) Morphology=DFP English gloss=‘Sardeis’ SR GNT REV 3:1 word 6
OET REV 3:4 Greek word=Σάρδεσιν (Sardesin) Morphology=DFP English gloss=‘Sardeis’ SR GNT REV 3:4 word 8