Homonym: specter (Ghost)
A "specter" is often defined as a ghost or spirit, typically representing a haunting presence. It is commonly associated with the supernatural and is frequently depicted in literature and folklore as a figure that appears to the living, often to convey a message or evoke fear. The term can also refer to an unsettling feeling or idea that lingers in one's mind.
In a broader context, "specter" can symbolize an impending threat or concern, such as the specter of war or the specter of poverty. This usage highlights the idea of something ominous that looms over individuals or societies, influencing their thoughts and actions.