Synonyms of unofficial

unofficial

adjective

as in unauthorized

Related Words

• unauthorized
• informal
• unorthodox
• unconventional
• unceremonious
• heterodox
• irregular
• casual
• free and easy
• easygoing
• familiar
• offhand
• lax
• relaxed
• ultracasual
• loose

Dissimilar Words

• regular
• formal
• conventional
• ceremonial
• routine
• proper
• orthodox
• correct
• ceremonious
• rigid
• decorous
• stiff
• restrained
• uptight
• inhibited
• stuffy
• constrained

Example Sentences

Recent Examples of unofficial

The result was that in Aerial Fantasy — an unofficial league that’s closing to make way for the official game — almost every successful team was built around the same handful of players. — Dominic Preston, The Verge, 19 Aug. 2026

Walton Johnson trounced former Orange County Property Appraiser Rick Singh with about 53% of the vote, according to unofficial results. — Cristóbal Reyes, The Orlando Sentinel, 19 Aug. 2026

Initially, officials dismissed La Coordinadora as an unofficial organization that represented only a small group of activists and refused to negotiate. — Encyclopedia Britannica, 19 Aug. 2026

Sophie, who added some additional shine with a Chopard diamond circle pendant necklace, bent royal beauty protocol with a moody dark brown manicure that served as an unofficial harbinger for fall. — Lara Walsh, InStyle, 19 Aug. 2026