shells

1.

muszle

the hard protective outer case of a mollusk or crustacean.

:
cowrie shells
2.

muszle

an explosive artillery projectile or bomb.

:
the sound of the shell passing over, followed by the explosion
1.

muszle

bombard with shells.

:
the guns started shelling their positions
2.

muszle

remove the shell or pod from (a nut or seed).

:
they were shelling peas