Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English kemper
Old English cempa (cognate)
Danish kæmper (cognate)
German Kämpfer (cognate)
English kemp (suffix)
English er (suffix)
Middle English kempe (cognate)
Middle Low German kemper (cognate)
Dutch kamper (cognate)

English kemp (link)