Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old English -wierþe
Proto-Germanic *wirþijaz (derived)

English -worthy (inherited)
English stalwart (mention)
English stalworth (mention)
Old English nytwierþe (affix)
Old English þancweorþ (affix)
Old English botwierþe (affix)