Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Low German Nacht
Proto-Germanic *nahts (inherited)
Proto-West Germanic *naht (inherited)
Proto-Indo-European *nókʷts (inherited)
Old Saxon naht (inherited)

English night (cognate)
Low German nachts (mention)
Low German nachtens (link)