ἀδελφοπρεπῶς
From LSJ
ὦ θάνατε παιάν, μή μ᾽ ἀτιμάσῃς μολεῖν· μόνος γὰρ εἶ σὺ τῶν ἀνηκέστων κακῶν ἰατρός, ἄλγος δ᾽ οὐδὲν ἅπτεται νεκροῦ. → O death, the healer, reject me not, but come! For thou alone art the mediciner of ills incurable, and no pain layeth hold on the dead.
English (LSJ)
Adv. as befits a brother, LXX 4 Ma.10.12.
Spanish (DGE)
adv. como conviene a un hermano LXX 4Ma.10.12.
Greek (Liddell-Scott)
ἀδελφοπρεπῶς: ἐπίρρ., ὡς ἁρμόζει εἰς ἀδελφόν, Ἑβδ. (Μακκ. Δ΄, ι΄, 12).