Meaning of the word nefarious in English

What does nefarious mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

nefarious

US /nəˈfer.i.əs/
UK /nəˈfer.i.əs/

Adjective

1.

(especially of activities) morally bad:

Example:
The company's CEO seems to have been involved in some nefarious practices/activities.
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