Κασσώπη, πόλις ἐν Μολοσσοῖς, ἐπώνυμος τῇ Κασσωπίᾳ χώρᾳ. τὸ ἐθνικὸν Κασσωπαῖος καὶ Κασσώπιος καὶ Κασσωπία. ἀπὸ τοῦ Κασσώπιος Κασσωπιάς ὡς Ἑλικωνιάς. Ἡρόδωρος δὲ Κασσωποὺς αὐτούς φησιν, ἴσως κακῶς. πάντες δὲ διὰ δύο « σσ », Ἡρωδιανὸς δὲ μόνος δι´ ἑνὸς « σ ».
Kassōpē: a city among the Molossians, giving its name to the district of Kassōpia. The ethnic is Kassōpaios and Kassōpios and Kassōpia. From Kassōpios comes Kassōpias, as (one says) Helikōnios → Helikōnias. But Hērodōros says that they are called Kassōpous, perhaps incorrectly. All (spell) with double sigma, whereas Herōdianos alone (writes) with a single sigma.