Synonyms and Antonyms for
unauthorised
1. unauthorised (adj.)
not endowed with authority
Synonyms:
unofficial
illegitimate
unlicenced
unauthorized
authorization
unlicensed
unaccredited
mandate
self-appointed
authorisation
Antonyms:
legitimate
official
authorized
confirmed
valid
2. unauthorised (adj.)
without official authorization
Synonyms:
unofficial
wildcat
unauthorized
Antonyms:
official
legal
disenfranchisement
unauthorized
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