The saying that the pen is mightier than the sword often applies in real life, as words can carry a lot of weight.

“Pernicious” is one of those words that carries a lot of weight, especially in a way that gradually and subtly causes harm.

It has a sinister connotation and can signal that something insidious is going on behind the scenes, if you’re not careful.

Here’s what you need to know about the word “pernicious.”

What is the definition of ‘pernicious’?

The word “pernicious” means to have a harmful effect on something.

It is an adjective that describes something destructive that can take place gradually or subtly over time.

It can cause great harm or even death in some instances.

How is ‘pernicious’ pronounced?

The word “pernicious” is pronounced /pr-ni-shuhs/.

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