δύσπλυτος
From LSJ
ἔνθα οὐκ ἔστι πόνος, οὐ λύπη, οὐ στεναγμός, ἀλλὰ ζωὴ ἀτελεύτητος → where there is no pain, no sorrow, no sighing, but life everlasting
English (LSJ)
ον,
A hard to wash clean, Hp.Mul.2.122.
German (Pape)
[Seite 687] schwer abzuwaschen, Hippocr.
Greek (Liddell-Scott)
δύσπλῠτος: -ον, δυσκόλως πλυνόμενος, ἰμάτια Ἱππ. 644. 40.