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An adumbration is an act of shading, a faint sketch, outline, or representation.
adumbration, allusion, analogy, analogue,
foreshadowing
Foreshadowing, which is a literary device in which an author suggests certain plot developments that might come later in the story.
The Foreshadowing was created in 2005 in Rome, Italy.
The suffix for foreshadowing is "-ing".