vertebrate vs digit

vertebrate and digit both are nouns.

Word	Noun	Adjective	Verb	Adverb
vertebrate	Yes	Yes	No	No
digit	Yes	No	No	No

vertebrate (noun)	digit (noun)
animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium	a finger or toe in human beings or corresponding body part in other vertebrates
	one of the elements that collectively form a system of numeration
	the length of breadth of a finger used as a linear measure

vertebrate (adjective)	digit (adjective)
having a backbone or spinal column