seriously
From LSJ
English > Greek (Woodhouse)
adverb
P. σπουδαίως, ἐντόνως, συντόνως; see eagerly.
to speak not seriously but in jest: P. εἰπεῖν οὐ σπουδάζων ἀλλὰ παίζων.
dangerously: P. and V. ἐπικινδύνως.
be seriously wounded: P. πολλὰ τραυματίζεσθαι (Thuc. 4, 12).
he took the war seriously: P. οὐκ ἐκ παρέργου τὸν πόλεμον ἐποιεῖτο (Thuc. 7, 27).