οἱ τότε ἤρχοντο εἰς τὴν νῆσον → they were then coming to the island
κεφαλαιώδης, κεφαλαῖος, κεφάλαιος, ἡγεμών, ἀρχι-, πρόμος, ἐπικαίριος, χάϊος, ἀρχικός, ὁλοσχερής, ἀρχηγός, ἀρχαγός, πρῶτος, κύριος