οὔτινος

From LSJ

ἀλλ᾽ ἀμφὶ τοῖς σφαλεῖσι μὴ 'ξ ἑκουσίας ὀργὴ πέπειρα → to those who err in judgment, not in will, anger is gentle | men's wrath is softened toward those who have erred unwittingly

Source

French (Bailly abrégé)

gén. de οὔτις.

Russian (Dvoretsky)

οὔτινος: gen. к οὔτις.