dactyl vs digit

dactyl and digit both are nouns.

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

As nouns, dactyl and digit are synonyms defined as:

dactyl and digit: a finger or toe in human beings or corresponding body part in other vertebrates

dactyl (noun)	digit (noun)
a finger or toe in human beings or corresponding body part in other vertebrates	a finger or toe in human beings or corresponding body part in other vertebrates
a metrical unit with stressed-unstressed-unstressed syllables	one of the elements that collectively form a system of numeration
	the length of breadth of a finger used as a linear measure