γενναίως (gennaios)
γενναίως is an Ancient Greek form of γενναῖος, meaning “noble”. It is the adverb.
Found 180 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 2.41.5: περὶ τοιαύτης οὖν πόλεως οἵδε τε γενναίως δικαιοῦντες μὴ ἀφαιρεθῆναι αὐτὴν μαχόμενοι ἐτελεύτησαν, καὶ τῶν λειπομένων πάντα τινὰ εἰκὸς ἐθέλειν ὑπὲρ αὐτῆς κάμνειν.
All forms of γενναῖος (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.