maniraptor vs theropod dinosaur

maniraptor and theropod dinosaur both are nouns.

Word	Noun	Adjective	Verb	Adverb
maniraptor	Yes	No	No	No
theropod dinosaur	Yes	No	No	No

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

maniraptor: advanced carnivorous theropod; regarded as surviving today as living birds
theropod dinosaur: any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs

Other hypernyms of maniraptor include bird-footed dinosaur, theropod.

maniraptor (noun)	theropod dinosaur (noun)
advanced carnivorous theropod; regarded as surviving today as living birds	any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs