ἄθλαστος
From LSJ
Φίλον βέβαιον ἐν κακοῖσι μὴ φοβοῦ → Fidelem amicum ne time in rebus malis → Hab in der Not nicht Angst vor einem treuen Freund
English (LSJ)
ον,
A which cannot be crushed or dinted, Arist.Mete.385a15, 386a18. 2 unbruised, of olives, Gp.9.29; ἄθλαστον, τό, of a food-stuff (?), PFay.333 (ii A. D.).