- Definitions|1
- Thesaurus|112
- Abbreviations|0
79 entries under noun topic. ×
| toxicity | |
| harm(damage, evil, destruction, injury) | |
| harmfulness | |
| injuriousness(destruction, death, demise, pathology) | |
| malignancy | |
| sickness(destruction, death, demise, pathology) | |
| virulence | |
| malignity(evil, wickedness, malice, malevolence) | |
| noxiousness(wrong, damage, abuse, evil) | |
| abuse(wrong, damage, evil, loss) | |
| bacteriology(destruction, death, demise, pathology) | |
| balefulness | |
| banefulness(wrong, damage, abuse, evil) | |
| damage(wrong, abuse, evil, harm) | |
| deadliness(destruction, death, demise, pathology) | |
| deadness(destruction, death, demise, pathology) | |
| deleteriousness(wrong, damage, abuse, evil) | |
| detriment(wrong, damage, abuse, evil) | |
| disease(destruction, death, demise, pathology) | |
| disservice(wrong, damage, abuse, evil) |
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Perniciousness on
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| APA | Smart Define. (2015). perniciousness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/perniciousness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "perniciousness thesaurus" https://smartdefine.org/perniciousness/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, perniciousness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/perniciousness/thesaurus/synonyms>. |
| MLA | Smart Define. "perniciousness thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/perniciousness/thesaurus/synonyms> |