δύστρωτος
From LSJ
λύπης ἰατρός ἐστιν ἀνθρώποις λόγος → for men reason cures grief, for men reason is a healer of grief, a physician for grief is to people a word, pain's healer is a word to man, logos is a healer of man's anguish, talking through one's grief is therapeutic
English (LSJ)
ον,
A hard to injure, σιδήρῳ καὶ λίθῳ Plu.2.983d, cf. Apollod.Poliorc. 139.8: Comp., Gal.UP1.2.
German (Pape)
[Seite 689] schwer zu verwunden, Plut. sol. anim. 35.
