carapace vs scute

carapace and scute both are nouns.

Word	Noun	Adjective	Verb	Adverb
carapace	Yes	No	No	No
scute	Yes	No	No	No

As nouns, scute is a hypernym of carapace; that is, scute is a word with a broader meaning than carapace:

carapace: hard outer covering or case of certain organisms such as arthropods and turtles
scute: large bony or horny plate as on an armadillo or turtle or the underside of a snake

carapace (noun)	scute (noun)
hard outer covering or case of certain organisms such as arthropods and turtles	large bony or horny plate as on an armadillo or turtle or the underside of a snake