The word "shadow" is a common and versatile term in English. It can be used as a noun or a verb and appears frequently in both everyday language and literature.
A dark area or shape produced by an object blocking the light.
Example: The tree cast a long shadow on the ground.
To follow someone closely and quietly, often without their knowledge.
Example: The detective shadowed the suspect all day.
/ˈʃæd.oʊ/ (SHAD-oh)