pernicious

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A similarly pernicious logic has insulated law enforcement from legal accountability for generations.

From Slate • Jan. 25, 2026

The five-year bout of high inflation is part of the pernicious legacy of the coronavirus pandemic that began in 2020.

From MarketWatch • Jan. 23, 2026

More bizarre and pernicious ideas are soon oozing from Peter’s every pore, beginning with the belief that the motel room is infested with insects that are feasting on his flesh.

From The Wall Street Journal • Jan. 9, 2026

Pierre Vabres, a member of the French Society of Dermatology, believes there is also a pernicious psychological effect of exposing children to beauty routines -- and then seeking to sell them products.

From Barron's • Nov. 28, 2025

Something deeper, more pernicious was at work here: a wide division between the wealthy and the poor that was made worse by fear.

From "The Great Fire" by Jim Murphy