οὐκ ἔστι λύπης ἄλγημα μεῖζον → there is no greater pain than grief
adj.
P. and V. ἀκίνητος, βέβαιος, ἀσφαλής, P. μόνιμος, ἀμετάπτωτος, V. ἔμπεδος.