Synonyms and Antonyms of pernicious
- She thinks television has a pernicious effect on children.
Synonym Discussion of pernicious
- the claim that pornography has a pernicious effect on society
- the baneful notion that discipline destroys creativity
- noxious chemical fumes
- a diet found to have deleterious effects
- the detrimental effects of excessive drinking
Learn More about pernicious
Seen and Heard
What made you want to look up pernicious? Please tell us where you read or heard it (including the quote, if possible).