Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
Katule
←
West Frisian
katûle
(cognate)
←
Saterland Frisian
Kat
(compound)
←
Saterland Frisian
Ule
(compound)