ἀνελεημόνως

From LSJ

κρείσσων γὰρ ἦσθα μηκέτ' ὢν ἢ ζῶν τυφλός → thou wert better not alive, than living blind | you were better not alive, than living blind

Source

French (Bailly abrégé)

adv.
sans pitié.
Étymologie: ἀνελεήμων.

Spanish

despiadadamente