Official
Official adjective - Ordered or allowed by those in authority.
Usage example: the official languages for those Olympic Games were French and English
Unauthorized
Both words in one sentence
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In Harry Potter, there exists an official rulebook filled with a list of hundreds of actions players are not allowed to take in a game of Quidditch, up to and including unauthorized use of badgers.
Source: Developers' Foresight - When the city of Chicago's official transit authority initiated legal proceedings over the unauthorized use of their name, the band shortened their name to its current form.
Source: Market-Based Title - V4 has no official boss fights, but Arachnos pulled an unauthorized one against The Anti-Spiral King - it was not originally meant to be a boss battle, but escalated into one when most players started focusing fire on the Anti-Spiral, forcing him to raise his power level.
Cite this Source
Unauthorized and Official. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/official/unauthorized
Official & Unauthorized. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/official/unauthorized>.
Unauthorized or Official. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/official/unauthorized.
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