173 entries under immoral topic. ×
| debauched(adjective, bad, base, disgusting, dishonest) | |
| harmful(adjective, mean, bad, wrong, evil) | |
| inequitable(adjective, cruel, corrupt, unreasonable, dishonest) | |
| infernal(adjective, evil, wicked, mysterious) | |
| opprobrious(adjective, nasty, unpleasant, disgusting, vile) | |
| unworthy(adjective, unclean, dishonorable, sinful) | |
| wrong(noun, verb, adjective, break, cut) | |
| blameworthy(adjective, cruel, unreasonable, dishonest) | |
| grievous(adjective, cruel, unreasonable, dishonest) | |
| injurious(adjective, mean, bad, wrong, evil) | |
| pestilential(adjective, bad, vile, harmful) | |
| sleazy(adjective, dull, bad, evil, rough) | |
| unholy(adjective, bad, offensive, coarse, wicked) | |
| unprincipled(adjective, bad, wrong, evil, violent) | |
| bent(adjective, dishonest, rotten, untrustworthy) | |
| biased(adjective, cruel, unreasonable, dishonest) | |
| double-dealing(adjective, mean, base, dishonest) | |
| grotesque(adjective, evil, plain, awful) | |
| infected(adjective, nasty, dirty, coarse, disgusting) | |
| one-sided(adjective, cruel, unreasonable, dishonest) |
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| APA | Smart Define. (2016). foul thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/foul/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "foul thesaurus" https://smartdefine.org/foul/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, foul thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/foul/thesaurus/synonyms>. |
| MLA | Smart Define. "foul thesaurus" 29 March 2016. Web. 29 September 2026. <https://smartdefine.org/foul/thesaurus/synonyms> |