ghost (EN)
noun, verb

noun “ghost”

sg. ghost, pl. ghosts or uncountable
  1. the spirit of a person who has died and is believed to appear to the living
    At night, the children claimed they saw the ghost of a pirate wandering the beach.
  2. a very small trace or hint of something that is barely noticeable
    She felt a ghost of doubt as she signed the contract.
  3. a blurry duplicate image on a TV screen, usually due to a technical problem
    The old TV had a ghost of the main picture, making it hard to watch the show.
  4. a person who writes books, articles, or other texts for someone else who is credited as the author
    The famous author hired a ghost to write her autobiography.
  5. a person who cannot be identified because there are no official records of them
    The man was a ghost, with no birth certificate, no social security number, and no trace in any database.
  6. in video games, a character that copies the exact movements made by a player in a previous game
    In the racing game, I tried to beat my ghost from the last race, but it was too fast.

verb “ghost”

ghost; he ghosts; past ghosted, part. ghosted; ger. ghosting
  1. to write material for another person who is officially credited as the writer
    She was hired to ghost the celebrity's autobiography, ensuring it sounded like it was written in his own voice.
  2. to end communication with someone suddenly and without explanation, typically in the context of online or digital communication
    After our last date, he completely ghosted me and never replied to my messages.
  3. to move smoothly and quietly, almost as if floating through the air or water, especially used for boats
    The old sailboat ghosted silently across the calm sea, its sails barely fluttering.