Synonyms of the word

deadliness

• n. The degree to which a thing is deadly.
• n. The quality of being deadly.
• n. Tedium, or the quality of being boring.

lethality

• n. the fact of something being lethal; the ability of something to kill.
• n. the rate of death of organisms exposed to something.

morbidity

• n. The quality of being unhealthful, morbid, sometimes including the cause.
• n. (medicine) The incidence of a disease, as a rate of a population which is affected.
• n. (medicine, countable) An occurrence of illness or disease, or a single symptom of that illness.
• n. (medicine, countable) Adverse effects caused by a medical treatment such as surgery.

morbidness

• n. The property of being morbid.

unwholesomeness

• n. The state or quality of being unwholesome.