theropod vs theropod dinosaur

theropod and theropod dinosaur both are nouns.

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

As nouns, theropod and theropod dinosaur are synonyms defined as:

theropod and theropod dinosaur: any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs

Other synonyms of theropod include bird-footed dinosaur.

theropod (noun)	theropod dinosaur (noun)
any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs	any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs