Here's a breakdown of how it's used:
* The memory of that argument haunts me. The memory is persistent and unwelcome.
* The ghost of his past haunts him. His past mistakes are always present and troubling.
* She's haunted by the feeling of inadequacy. The feeling is persistent and difficult to shake off.
* The thought of losing her haunts me. The thought is recurring and anxiety-inducing.
In these examples, "haunt" suggests a sense of:
* Persistence: The thought, feeling, or memory keeps coming back.
* Unpleasantness: The thought, feeling, or memory is unwelcome and often negative.
* Disturbance: The thought, feeling, or memory disrupts peace of mind.
It's important to note: "Haunt" can also be used in a more positive sense, like "the memory of their laughter haunts me" which implies a cherished memory that remains vivid and impactful.
Overall, "haunt" conveys a strong emotional connection to something, often unwelcome, but sometimes with a positive connotation.