overlay

definition: a layer of decorative material (such as gold leaf or wood veneer) applied over a surface
example:
speech part: noun
synonyms:
definition: protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior
example:
speech part: noun
synonyms: overlayer sheathing
definition: to kill by lying on
example: The sow overlay their piglets.
speech part: verb
synonyms: overlie
definition: put something on top of something else
example:
speech part: verb
synonyms: cover

How overlay is being used?