legitimate B2

/lɪˈd͡ʒɪt.ɪ.mət/ Allowed by or in accordance with the law.

legit C2+

/ləˈdʒɪt/ legitimate, genuine, or allowed (informal)

legitimately C2+

/ləˈdʒɪtəmətli/ in a way that conforms to law or accepted standards; justifiably