archive C1

/ˈɑɹkaɪv/ A collection of historical documents or records, or the place where they are kept.

archetype C2

/ˈɑɹkɪtaɪp/ A perfect or typical example of a kind of person or thing.

archival C2

/ˌɑɹˈkaɪv(ə)l/ Relating to an archive or to old records and documents kept for the future.