strongly
From LSJ
Καλόν τοι τὸ ταύτης τῆς γῆς ὕδωρ, κακοὶ δὲ οἱ ἄνθρωποι. → Sweet is the water of this land, but the people are bad.
English > Greek (Woodhouse)
adverb
P. and V. ἐρρωμένως, P. ἰσχυρῶς.
vigorously: P. and V. σφόδρα, κάρτα (Plato but rare P.), μάλα, P. ἰσχυρῶς.
energetically: P. ἐντόνως, συντόνως.
I put the case as strongly as I can: P. ὡς δύναμαι μάλιστα κατατείνας λέγω (Plato, Republic 367B).
urge strongly, verb intransitive: P. ἰσχυρίζεσθαι, διισχυρίζεσθαι.