Crossword Genius

Disturbed by a late visitor? (7)

Ross

I believe the answer is:

haunted

I'm a little stuck... Click here to teach me more about this clue!

'disturbed by' is the definition.
The definition and answer can be both to do with human feelings as well as being past participle verbs.
Perhaps they are linked in a way I don't understand?

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for haunted that I've seen before include "Ghost-ridden" , "Beset by spirits" , "Frequented by ghosts" , "Worried" , "Spooky" .)

I've seen this clue in The Telegraph.
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