2
pirate
2
private(adjective, secret, hidden, sneaky, covert)
2
proscribed
2
shady(adjective, informal, permitted, sanctioned)
2
under-the-table(secret, private, hidden, sneaky, covert)
2
unjust(adjective, illegal)
2
unjustified(adjective, permitted, sanctioned, undueness)
1
abnormal
1
anarchic
1
anarchical
1
anarchistic
1
anomic
1
ban
1
barred
1
baseless
1
beyond the pale(expression, idiom, prohibition)
1
black
1
black-market
1
black market
1
chargeable
11 years ago|7.7k views|share |citing 
APASmart Define. (2015). unauthorized thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unauthorized/thesaurus/synonyms
ChicagoSmart Define. 2015. "unauthorized thesaurus" https://smartdefine.org/unauthorized/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, unauthorized thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unauthorized/thesaurus/synonyms>.
MLASmart Define. "unauthorized thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/unauthorized/thesaurus/synonyms>