PROTOTYPAL

archetypal, archetypical, prototypal, prototypic, prototypical

(adjective) representing or constituting an original type after which other similar things are patterned; “archetypal patterns”; “she was the prototypal student activist”

Source: WordNet® 3.1

Etymology

Adjective

prototypal (comparative more prototypal, superlative most prototypal)

Of or pertaining to a prototype

Synonyms

• archetypal

• prototypic

Source: Wiktionary