- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
69 entries under evil topic. ×
| deleterious(adjective, mean, bad, nasty) | |
| destructive(adjective, help, bad, cruel) | |
| noxious(adjective, help, mean, bad) | |
| deadly(adjective, help, bad, cruel) | |
| virulent(adjective, help, mean, bad) | |
| hurtful(adjective, cruel, negative, unkind) | |
| malignant(adjective, help, mean, bad) | |
| poisonous(adjective, mean, bad, nasty) | |
| toxic(adjective, bad, offensive, foul) | |
| malicious(adjective, mean, bad, nasty) | |
| lethal(adjective, bad, harmful, injurious) | |
| malevolent(adjective, mean, bad, nasty) | |
| malign(adjective, mean, bad, nasty) | |
| pestilential(adjective, help, bad, harmful) | |
| sinister(adjective, bad, nasty, negative) | |
| pestiferous(adjective, bad, harmful, injurious) | |
| wicked(adjective, mean, bad, nasty) | |
| venomous(adjective, mean, bad, nasty) | |
| noisome(adjective, bad, offensive, immoral) | |
| mortal(adjective, bad, grave, harmful) |
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| APA | Smart Define. (2016). pernicious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/pernicious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "pernicious thesaurus" https://smartdefine.org/pernicious/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, pernicious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/pernicious/thesaurus/synonyms>. |
| MLA | Smart Define. "pernicious thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/pernicious/thesaurus/synonyms> |