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         Definitions from WordNet
Adverbial perniciously has 2 senses
insidiously, perniciously - in a harmfully insidious manner; "these drugs act insidiously"Derived from adjective pernicious1
 
banefully, perniciously - in a noxiously baneful way; "this banefully poisoned climate"Derived from adjective pernicious1
 
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| Definitions from the WebPerniciously (adverb) Definition: - In a harmful or destructive manner; tending to cause harm or damage - In a wicked or malicious manner; having an evil intent Example sentences: 
He perniciously spread false rumors about his rivals to ruin their reputation.The virus perniciously infiltrated the computer system, causing irreversible damage.She perniciously manipulated her friend's emotions to fulfill her own desires.The propaganda perniciously influenced public opinion, leading to widespread discrimination.He perniciously plotted to overthrow the government and seize control of the country. Related products on Amazon: |