archetypal vs prototypal

archetypal and prototypal both are adjectives.

Word	Noun	Adjective	Verb	Adverb
archetypal	No	Yes	No	No
prototypal	No	Yes	No	No

As adjectives, archetypal and prototypal are synonyms defined as:

archetypal and prototypal: representing or constituting an original type after which other similar things are patterned

Other synonyms of archetypal include archetypical, prototypic, prototypical.

archetypal (adjective)	prototypal (adjective)
representing or constituting an original type after which other similar things are patterned	representing or constituting an original type after which other similar things are patterned