casing

To propose hypothetical cases.

To place (an item or items of manufacture) into a box, as in preparation for shipment.

To cover or protect with, or as if with, a case; to enclose.

To survey (a building or other location) surreptitiously, as in preparation for a robbery.

That which encloses or encases.

“Some people like to split the casing of a sausage before cooking so it doesn't burst.”

The decorative trim around a door or window.

A metal pipe used to line the borehole of a well.

The collective states of upper and lower case letters.

“The replacement string should have the same casing as the matched text.”