17
unwarranted(adjective, right, reasonable, excessive, untrue)
14
unjustifiable(adjective, wrong, improper, unwarranted, untrue)
12
undue(adjective, extreme, excessive, unwarranted, unnecessary)
12
groundless(adjective, reason, unwarranted, untrue, justification)
12
unreasonable(adjective, wrong, extreme, improper, excessive)
11
baseless(adjective, unwarranted, untrue, illogical, deceptive)
11
extravagant(adjective, extreme, improper, excessive, unwarranted)
11
gratuitous(adjective, false, senseless, unwarranted, reckless)
10
unjust(adjective, fair, improper, excessive, unwarranted)
10
unfounded(adjective, unwarranted, untrue, flimsy, wanton)
9
immoderate(adjective, extreme, improper, excessive, unwarranted)
9
unmerited(adjective, wrong, senseless, unwarranted, wanton)
6
disproportionate(adjective, undue)
6
exorbitant(adjective, extreme, improper, excessive, unwarranted)
6
indefensible(adjective, unwarranted, unnecessary, wanton, unfounded)
6
undeserved(adjective, wrong, improper, excessive, unwarranted)
5
outrageous
5
preposterous
5
uncalled-for(adjective, extreme, improper, excessive, unwarranted)
5
unearned(adjective, undue)
<1234510>
11 years ago|13k views|share |citing 
APASmart Define. (2015). unjustified thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/unjustified/thesaurus/synonyms
ChicagoSmart Define. 2015. "unjustified thesaurus" https://smartdefine.org/unjustified/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, unjustified thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/unjustified/thesaurus/synonyms>.
MLASmart Define. "unjustified thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/unjustified/thesaurus/synonyms>