Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polabian
frišă
←
Proto-Germanic
*friskaz
(derived)
←
Middle Low German
vrisch
(derived)
←
Old Saxon
*frisk
(derived)