1
iniquitous
1
inordinate(adjective, extreme, improper, senseless, excessive)
1
intemperate(adjective, unreasonable, extreme, improper, extravagant)
1
irregular
1
irremissible
1
justiciable
1
lawless
1
nonconstitutional
1
nonlegal
1
nonlicit
1
not approved(expression, adjective, irregular, unwarranted, criminal)
1
not legal(expression, adjective, irregular, unwarranted, criminal)
1
objectionable
1
out of bounds(expression, adjective, idiom, extreme, improper)
1
outlaw
1
outside the law(expression, adjective, irregular, unwarranted, criminal)
1
overkill(adjective, unreasonable, extreme, improper, stiff)
1
overmuch(adjective, extreme, improper, senseless, excessive)
1
peremptory(adjective, unreasonable, extreme, improper, stiff)
1
posh(adjective, extreme, improper, senseless, excessive)
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APASmart Define. (2015). unwarrantable thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unwarrantable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwarrantable thesaurus" https://smartdefine.org/unwarrantable/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unwarrantable thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unwarrantable/thesaurus/synonyms>.
MLASmart Define. "unwarrantable thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/unwarrantable/thesaurus/synonyms>