1
unjust(adjective, bad, immoral)
1
unrespected(adjective, level)
1
untrue
1
untruthful
1
upturned
1
venal
1
vicious
1
villainous
1
weak
1
wicked
1
wretched
0
fast
0
horizontally
0
iniquitous
0
mischievous
0
nasty
0
nefarious
0
noisome(adjective, bad, offensive, immoral)
0
paltry
0
perfidious
11 years ago|3.5k views|share |citing 
APASmart Define. (2015). upright thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/upright/thesaurus/antonyms
ChicagoSmart Define. 2015. "upright thesaurus" https://smartdefine.org/upright/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2015, upright thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/upright/thesaurus/antonyms>.
MLASmart Define. "upright thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/upright/thesaurus/antonyms>