| Synonyms | Length | Vowels | Syllables | |
|---|---|---|---|---|
| Balefulness | 11 | 7 | 4 | 4 |
| Banefulness | 11 | 7 | 4 | 4 |
| Brutality | 9 | 6 | 3 | 4 |
| Communicability | 15 | 9 | 6 | 7 |
| Contagiousness | 14 | 8 | 6 | 4 |
| Deadliness | 10 | 6 | 4 | 3 |
| Destructiveness | 15 | 10 | 5 | 5 |
| Detrimentalness | 15 | 10 | 5 | 5 |
| Devilment | 9 | 6 | 3 | 3 |
| Devilry | 7 | 5 | 2 | 3 |
| Deviltry | 8 | 6 | 2 | 3 |
| Ferociousness | 13 | 7 | 6 | 4 |
| Harmfulness | 11 | 8 | 3 | 3 |
| Health Problem | 14 | 10 | 4 | 3 |
| Hurtfulness | 11 | 8 | 3 | 3 |
| Ill Health | 10 | 7 | 3 | 2 |
| Infectiousness | 14 | 8 | 6 | 5 |
| Infectivity | 11 | 7 | 4 | 5 |
| Injuriousness | 13 | 7 | 6 | 5 |
| Lethality | 9 | 6 | 3 | 4 |
| Maleficence | 11 | 6 | 5 | 4 |
| Malice | 6 | 3 | 3 | 2 |
| Maliciousness | 13 | 7 | 6 | 4 |
| Malignance | 10 | 6 | 4 | 3 |
| Malignancy | 10 | 7 | 3 | 4 |
| Malignity | 9 | 6 | 3 | 4 |
| Mischief | 8 | 5 | 3 | 2 |
| Mischief Making | 15 | 10 | 5 | 4 |
| Mischievousness | 15 | 9 | 6 | 4 |
| Noisomeness | 11 | 6 | 5 | 4 |
| Noxiousness | 11 | 6 | 5 | 4 |
| Ominousness | 11 | 6 | 5 | 4 |
| Perniciousness | 14 | 8 | 6 | 4 |
| Poison | 6 | 3 | 3 | 2 |
| Poisonousness | 13 | 7 | 6 | 4 |
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