jawless vertebrate vs agnathan

jawless vertebrate and agnathan both are nouns.

Word	Noun	Adjective	Verb	Adverb
jawless vertebrate	Yes	No	No	No
agnathan	Yes	No	No	No

As nouns, jawless vertebrate and agnathan are synonyms defined as:

jawless vertebrate and agnathan: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms

Other synonyms of jawless vertebrate include jawless fish.

jawless vertebrate (noun)	agnathan (noun)
eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms	eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms