"Officialised" Natural Recordings by Native Speakers
Officialized refers to the act of making something official, officiality, or giving it executive authority, legitimacy, or validity. It can also mean to make something formal, recognized, or sanctioned by authority. For example, "The new law was officialized by the President's signature."
"Officialise" is a verb that means to make something official or formal. For example, "The company officialized its new policy last week."