Other hyponyms of protective covering include
armor,
armour,
bell glass,
bell jar,
binder,
ring-binder,
back,
binding,
book binding,
cover,
blind,
screen,
armguard,
bracer,
cap,
cloche,
coaster,
cold frame,
crystal,
watch crystal,
watch glass,
faceplate,
cladding,
facing,
fall-board,
fallboard,
escutcheon,
finger plate,
scutcheon,
heat shield,
bonnet,
cowl,
cowling,
hood,
housing,
lamp shade,
lampshade,
shade,
liner,
lining,
mask,
mulch,
roof,
roof,
screen,
shade,
sheath,
overlay,
overlayer,
sheathing,
shelter,
shield,
dashboard,
splashboard,
splasher,
splasher,
testudo,
thumbstall,
toecap,
splashboard,
washboard.