ᾀσῶ

From LSJ

οἱ τότε ἤρχοντο εἰς τὴν νῆσον → they were then coming to the island

Source

French (Bailly abrégé)

fut. dor. de ᾄδω.

Russian (Dvoretsky)

ᾀσῶ: дор. fut. к ᾄδω.