ἀνεπίσχετος
From LSJ
ἀρχὴν μὲν μὴ φῦναι ἐπιχθονίοισιν ἄριστον· φύντα δ' ὅμως ὤκιστα πύλας Ἀίδαο περῆσαι → First, it is best for mortals to not be born. If born, to pass through Hades' gates as soon as possible.
English (LSJ)
ον,
A not to be stopped, ὁρμή J.Vit.51; φορή Aret.SD2.5; σακρύων ἀ. πηγαί Aristaenet.2.5; of persons, Ph.2.268. Adv. -τως Id.1.296, Plu.Ages. 27.