Unauthorized synonyms
Category:
Part of speech:
Not official:
Erroneous; fictitious:
Not approved or sanctioned:
Not sanctioned by custom or law; improper or unlawful.
Assuming the appearance of something; deceitful; hypocritical.
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Proscribing or prohibiting, for example as according to a norm or standard
(Radio) Designating or of an unwanted signal transmitted or received at other than the desired frequency
unauthoritative
illegal (related)
Prohibited by official rules:
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The definition of contraband is not allowed to be imported or exported.
Prohibited; not permitted by law (either civil or criminal law; see illegal).
Breaking with convention or tradition; not orthodox.
Not sanctioned; not approved by a sanctioning body.
allowable (antonym)
That can be allowed; permissible
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authorized (antonym)
official (antonym)
The definition of official is authorized, or is someone who holds a position of authority.
permitted (antonym)
not permitted
Not authorised; having no authority.
(Dated) unsound; worthless; irresponsible; unsafe
fraudulent (related)
improper (related)
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malicious (related)
inadvertent (related)
Find another word for unauthorized. In this page you can discover 30 synonyms, antonyms, idiomatic expressions, and related words for unauthorized, like: unofficial, apocryphal, unapproved, illicit, outlawed, prohibited, counterfeit, proscriptive, spurious, tabu and unallowed.