the protective outer casing, housing, or cover of an object or organism

ammunition case

a hard protective outer layer of an animal, such as a crustacean, insect, or turtle

shell (of a mollusk)

mental capacity or intelligence

the Earth's crust

the body (as opposed to the soul)

to be held up, reach an impasse, or hesitate unexpectedly in speech or progress

crust; hard shell

a crafty stratagem involving vanishing and leaving a facade behind to deceive others

to cast off an outer covering or break out of an eggshell

the outer covering of grains of rice; rice husk

husk (of rice etc); chaff

hardened surface layer or protective casing

tortoise shell

(zoology) shell

hull (of a ship)

the visible external part of the ear

(zoology) bivalve

oil sump

oceanic crust (geology)

tortoise shell

cell phone case

insects of the order Coleoptera (beetles)

a hard outer layer, casing, or carapace

(slang) to be born; often used in the context of birthdays

(slang) (figurative) birthday

bark of Croton tiglium used as a purgative

the part of the Earth's crust that makes up the seafloor

(coll.) feeder pig

shell company; shell corporation

crust; crusting; incrustation

mussels (as food)

Shell (oil company)

crust-mantle (geology)

to exuviate or molt