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unauthorized
adjective
See more 4-syllable adjectives

How to pronounce unauthorized:

Definition of unauthorized:

unauthorized (adjective):
not endowed with authority.
done or made without official permission
not authorized without authority or permission

Synonyms for unauthorized:

authorisation
authorization
excluded
forbidden
illegal
illegitimate
illicit
impermissible
improper
inappropriate
mandate
outlawed
prohibited
proscribed
self-appointed
unacceptable
unaccredited
unlawful
unlicenced
unlicensed
unofficial
unsuitable

Antonyms for unauthorized:

above board
above-board
aboveboard
acceptable
accepted
accredited
allowable
allowed
approved
authentic
authorised
authoritative
authorized
blatant
blessed
certified
chaste
commendable
commissioned
confirmed
conspicuous
constitutional
correct
countenanced
de jure
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Other 4-syllable words

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Syllable Fun Fact
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