ankylosaur vs armored dinosaur

ankylosaur and armored dinosaur both are nouns.

Word	Noun	Adjective	Verb	Adverb
ankylosaur	Yes	No	No	No
armored dinosaur	Yes	No	No	No

As nouns, armored dinosaur is a hypernym of ankylosaur; that is, armored dinosaur is a word with a broader meaning than ankylosaur:

ankylosaur: having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's
armored dinosaur: dinosaurs having bony armour

ankylosaur (noun)	armored dinosaur (noun)
having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's	dinosaurs having bony armour