Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Plautdietsch
Joaresdach
←
German
Jahrestag
(cognate)
←
Plautdietsch
Joares
(mention)
←
Plautdietsch
Joa
(mention)
←
Plautdietsch
Dach
(mention)