Antonyms of unofficial from BoostVocab

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unofficial

,ʌnʌ'fɪʃʌl

Synonyms of unofficial Antonyms of unofficial Examples of unofficial Usage of unofficial Parts of unofficial Definition that contains unofficial Words sounding like unofficial Explanation of unofficial

adjective
not having official authority or sanction
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"a sort of unofficial mayor" "an unofficial estimate" "he participated in an unofficial capacity"

Similar:

loose summary unauthorised unauthorized wildcat informal drumhead unsanctioned

Opposite:

official
adjective
not officially established
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"the early election returns are unofficial"

Similar:

unconfirmed

Antonyms of unofficial