71 entries under immoral topic. ×

3
ignoble(adjective, wicked, shocking, dishonorable)
2
ignominious(adjective, shocking, untrue, dishonorable)
2
opprobrious(adjective, evil, wicked, shocking)
2
reprobate(wrong, corrupt, dishonorable, sinful)
2
spiteful(adjective, bad, nasty, violent, terrible)
2
unpleasant(adjective, mean, bad, nasty, offensive)
1
lewd(adjective, offensive, indecent, shameful)
1
scurrilous(offensive, shocking, indecent, untrue)
0
dastardly(shameful, disgraceful, dishonorable, reprehensible)
0
preposterous(extreme, shocking, shameful, atrocious)
0
vulgar(shameful, disgraceful, dishonorable, reprehensible)
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APASmart Define. (2015). heinous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/heinous/thesaurus/synonyms
ChicagoSmart Define. 2015. "heinous thesaurus" https://smartdefine.org/heinous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, heinous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/heinous/thesaurus/synonyms>.
MLASmart Define. "heinous thesaurus" 15 October 2015. Web. 29 September 2026. <https://smartdefine.org/heinous/thesaurus/synonyms>