succubine
/ˈsʌk.jʊ.biːn/Definitions
1. noun
a female demon in medieval mythology that is said to have sex with men in their dreams
“In the medieval folklore, the succubine was often depicted as a seductive woman with supernatural powers.”
2. noun
a woman who has sex with a man in his dreams, typically in a way that is considered taboo or perverse
“The concept of the succubine has been explored in various forms of literature and art.”