| shell casing | 7.70 | Pick up your empty shell casings. | ||
| bullet casing | 4.87 | Bullet casings littered the road. | ||
| window casing | 1.18 | Siders used to cover window casing with their fake siding. | ||
| sausage casing | 0.59 | Human sausage casings. | ||
| bomb casing | 0.53 | That step helped cut the width of bomb casings from feet to mere inches. | ||
| cartridge casing | 0.33 | Police also are starting to tap into Drugfire, an FBI-developed system that computerizes cartridge shell casings. | ||
| missile casing | 0.33 | It said a young guard was killed trying to open a missile casing with a bayonet. | ||
| rocket casing | 0.33 | Empty rocket casings littered the ground. | ||
| computer casing | 0.26 | Olson makes computer casings for IBM personal computers and compatibles. | ||
| door casing | 0.26 | The baseboard is installed last because it has to butt against the door casing. |