The state of being malignant or diseased.
A malignant cancer; specifically, any neoplasm that is invasive or otherwise not benign.
That which is malign; evil, depravity, malevolence.
The spread of a harmful event to another location, like the metastasis of a cancer.
Denying adversaries' arguments and turning the arguments back on them.
The transference of a bodily function or disease to another part of the body, specifically the development of a secondary area of disease remote from the original site, as with some cancers.
A change in nature, form, or quality.