Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
rygiel
←
German
Riegel
(borrowed)
←
Middle High German
rigel
(derived)
←
Old High German
rigil
(derived)
→
Polish
Rygiel
(mention)
→
Polish
Rygol
(mention)