δυωδεκάπολις
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
English (LSJ)
ιος,
A formed of twelve united states, Ἴωνες Hdt.7.95.
Spanish (DGE)
de la Dodecápolis δυωδεκαπόλιες Ἴωνες los jonios de la Dodecápolis Hdt.7.95.