| neci-, nici- (Latin: death, kill, deadly, murderous, destructive).internecine: Damaging or injuring participants on both sides of a conflict or struggle. The original meaning of internecine is  "attended by great slaughter". 
 perniciosiform: In medicine, seemingly pernicious; a term applied to a condition which is apparently, but not actually, pernicious or malignant.
 pernicious: 1. Causing great harm, destruction, or death.  2. Wickedness or causing harm; perniciously. pernicious anemia: A severe form of anemia, found mostly in older adults, that results from the body's inability to absorb vitamin B-1 2. Symptoms include weakness, breathing difficulties, and weight loss. |