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,
crystal,
watch crystal,
watch glass,
dust cover,
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.