- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
289 entries under adjective topic. ×
| diabolical(evil, violent, wild, fierce) | |
| dirty(wrong, evil, offensive, unpleasant) | |
| dishonest(wrong, corrupt, wicked, immoral) | |
| dissolute(wrong, evil, low, corrupt) | |
| fetid(offensive, unpleasant, disgusting, vicious) | |
| foxy | |
| hateful(bad, offensive, unpleasant, violent) | |
| hazardous(wicked, harmful, injurious, detrimental) | |
| impious | |
| indecent(bad, wrong, evil, offensive) | |
| machiavellian | |
| malefic | |
| noisome(bad, evil, offensive, unpleasant) | |
| perverted(evil, immoral, shameful, depraved) | |
| profligate(evil, low, corrupt, wicked) | |
| ribald | |
| ruthless | |
| sneaky | |
| squalid(offensive, unpleasant, disgusting, indecent) | |
| tricky |
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| APA | Smart Define. (2015). nefarious thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/nefarious/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nefarious thesaurus" https://smartdefine.org/nefarious/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, nefarious thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/nefarious/thesaurus/synonyms>. |
| MLA | Smart Define. "nefarious thesaurus" 8 October 2015. Web. 23 September 2026. <https://smartdefine.org/nefarious/thesaurus/synonyms> |