IPA: /ˈsʌkjʊbəs/
KK: /ˈsʌkjʊbəs/
A female demon that is believed to visit men while they sleep and engage in sexual activity with them.
In folklore, a succubus is said to seduce men in their dreams.
Succubus → It is formed from "sub-" (meaning under) and "cubare" (meaning to lie down). The word refers to a female demon or spirit that lies under a person, often associated with sexual activity during sleep.
Think of a spirit that 'lies down' ('cubare') 'under' ('sub-') someone, which helps you remember that a succubus is a female entity associated with seduction in sleep.
No commonly confused words.