Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Armenian -ուն
← Proto-Indo-European *-ono- (derived)
← Proto-Indo-European *-o-mno- (mention)
← Proto-Indo-European *-o-meno- (mention)

→ Middle Armenian -ուն (inherited)
→ Armenian -ուն (inherited)
→ Old Armenian -ունի (suffix)
→ Old Armenian -ն (link)
→ Old Armenian -նի (suffix)
→ Old Armenian իմաստուն (affix)
→ Old Armenian զարդարուն (affix)