Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Dutch koop
Middle Dutch côop (inherited)
Proto-Germanic *kaupaz (inherited)
Dutch kopen (mention)
Dutch koopje (mention)
Dutch goedkoop (link)
Dutch huurkoop (link)
Dutch koopjesjacht (link)
Dutch koopjesjager (link)
Dutch miskoop (link)
Dutch voorkoop (link)
Dutch kopen (link)
Old Dutch *cōp (inherited)

English cheap (cognate)
German Kauf (cognate)
Dutch verkoop (prefix)
Dutch aankoop (compound)
Dutch koopman (affix)
Dutch afkoop (compound)
Dutch voorkoop (compound)
Dutch koopvaarder (affix)
Dutch beeldjeskoop (compound)
Dutch miskoop (prefix)
Dutch Nieuwkoop (compound)
Dutch huurkoop (compound)