wallpaper

Pronunciation: /ˈwɔːlˌpeɪpə/

The English word “wallpaper” has 9 meanings listed here.

noun

Decorative paper-like material used to cover the inner walls of buildings.
A roll of such paper.
A style or design of such material.
Anything that serves as a background or part of the surroundings.
An image or tiled pattern used as the background of a computer desktop.
Generic footage of a building or location that may be used in the background of a related news report.
Gaudy mass-produced stamps, typically of little or no value and only produced for sale to collectors.
A radio operator's collection of awards and QSL cards.

From wall + paper.

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.