ἀνέκφορος
From LSJ
εἰρήνη ἡ ὑπερέχουσα πάντα νοῦν → peace that surpasses all understanding
English (LSJ)
ον,
A not to be brought to light, Iamb.VP32.226, Poll.5.147. 2 Medic., ἀνέκφορα πάντα γίγνεται there is a general stoppage (of intestinal obstruction), Archig. ap. Aët.9.28.