The phrase "deadly woman" can evoke various meanings ranging from a lethal assassin to a seductive temptress. However, there are several synonyms that capture the essence of a deadly woman that is equally powerful and compelling. One such synonym is femme fatale, which refers to a woman who is deceptively charming and ultimately leads her prey to ruin. Another synonym is a succubus, which denotes a female demon that seduces and destroys men. Other synonyms that describe a deadly woman include sorceress, harpy, siren, and black widow. All these synonyms reflect the power and danger that a deadly woman embodies in various forms.