ἀμείλικτος
From LSJ
Sunt verba voces quibus hunc lenire dolorem possis, magnam morbi deponere partem → Words will avail the wretched mind to ease and much abate the dismal black disease.
English (LSJ)
ον, (μειλίσσω)
A unsoftened, harsh, cruel, of words, Il. 11.137, 21.98; ἀρά Max. Tyr.12.6; of fetters, Hes.Th.659; μίτοι, of the thread of Clotho, IG12(7).301 (Amorgos); τὸ ἀ. Hierocl. in CA 13p.448M. II of persons, = sq., A.R.3.337, Mosch.4.26. Adv. -τως, ἔχειν τινί Ph.2.298, cf. Syrian.in Metaph.42.3; μοίρας ἀτυχούσης ἀμειλίκτως, of pitiless fate, App.BC4.54.