Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
trennen
←
German
trennen
(cognate)
←
Proto-Germanic
*trannijaną
(derived)
←
Middle High German
trennen
(derived)