perniciously is a form of:

Pernicious



  • pernicious anaemia
    - កង្វះឈាមដោយសារខ្វះវីតាមីន B12
ENGLISH MEANING
adjective
1.
Quick; swift (to burn).
2.
Having the quality of injuring or killing; destructive; very mischievous; baleful; malicious; wicked.