villainess
/ˈvɪlɪnɪs/Definitions
1. noun
A woman who is considered to be evil or wicked; a female villain.
“The villainess in the novel was known for her manipulative and cruel nature.”
2. noun
A woman who plays the role of a villain or an antagonist in a story, play, or film.
“The actress portrayed a villainess in the medieval drama.”