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unofficially Synonyms
Another word for unofficially
Choosing another word for unofficially that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
• adverb (Context 1)
In a manner that is not formally authorized, confirmed, or publicly recognized by an official body or person in authority.
Usage Example
"The election results have been shared informally, though the final certified count will not be released until tomorrow."
Strongest
informally
Strong
off the record
privately
Weak
casually
Opposites of unofficially
The opposite of unofficially shifts depending on context. Common opposites include:
officially
formally
on the record
publicly
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Unofficially. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/unofficially