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

Blair, who lives in Lilburn, received 36% of the vote, according to unofficial results in Tuesday’s special election. — Tia Mitchell, AJC.com, 29 July 2026

Adam Voith, Vernon’s former booking agent and part of an unofficial group of inner-circle advisors, says that, despite its vaudevillian vibes, this one-night-only thing wasn’t a marketing gimmick. — Steven Zeitchik, HollywoodReporter, 28 July 2026

The Queen Conch, a giant sea snail and unofficial mascot of the Florida Keys, was listed as endangered on Valentine’s Day, 2022. — Ashley Miznazi, Miami Herald, 27 July 2026

Each September, Mount Jackson leans all the way in to its unofficial role as Virginia’s potato capital with one of the South’s most gloriously offbeat free festivals. — Kinsey Gidick, Travel + Leisure, 27 July 2026