법적 권리나 정당한 자격에 따라 마땅하고 공정하게.
In a way that is consistent with a legitimate right, legal claim, or moral entitlement.
예문:
"The stolen artifacts were rightfully returned to their country of origin."
"She argued that the inheritance rightfully belonged to her according to the will."
"After years of hard work, he was rightfully promoted to the position of director."