πολυωφελής
From LSJ
ἐπέμψατε ἀγγέλους τοῖς ἀλλήλοις ὥστε ἔγνωτε τὸν κίνδυνον → you sent messengers to one another so that you knew the danger
English (LSJ)
ές, (ὄφελος)
A very useful, Arist.EN 1095a11, D.H.1.36, etc.: Comp., SIG1164 (Dodona, iv/iii B.C.): Sup., λογισμός Ael.NAPraef. Adv. -λῶς, τῇ πόλει Ar.Th.304: Sup. -έστατα X.Eq.Mag.1.1.
