Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Alemannic German en
German ein (cognate)
English one (cognate)
Proto-Germanic *ainaz (inherited)
Middle High German ein (inherited)
Old High German ein (inherited)
Proto-Indo-European *óynos (inherited)
Icelandic einn (cognate)
German Low German en (cognate)
German Low German ein (mention)
Dutch een (cognate)
Swedish en (cognate)