κόϊλος

From LSJ

ταῦτα δὲ ἔδει ποιῆσαι κἀκεῖνα μὴ ἀφιέναι → these things should have been done without neglecting the others | these are the things you should have done without neglecting the others | these ought ye to have done, and not to leave the other undone

Source

Russian (Dvoretsky)

κόϊλος: Anacr. = κοῖλος.

German (Pape)

äol. = κοῖλος.