Batoidei vs Rajiformes

Batoidei and Rajiformes both are nouns.

Word	Noun	Adjective	Verb	Adverb
Batoidei	Yes	No	No	No
Rajiformes	Yes	No	No	No

As nouns, Batoidei and Rajiformes are synonyms defined as:

Batoidei and Rajiformes: fish with dorsoventrally flattened bodies: rays, skates, guitarfishes, sawfishes, etc.

Other synonyms of Batoidei include order Batoidei, order Rajiformes.

Batoidei (noun)	Rajiformes (noun)
fish with dorsoventrally flattened bodies: rays, skates, guitarfishes, sawfishes, etc.	fish with dorsoventrally flattened bodies: rays, skates, guitarfishes, sawfishes, etc.