Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
Brúur
←
German
Bruder
(cognate)
←
West Frisian
broer
(cognate)
←
Proto-West Germanic
*brōþer
(inherited)
←
Old Frisian
brōther
(inherited)