Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
North Frisian
sedel
←
North Frisian
Serel
(cognate)
←
West Frisian
tsjettel
(cognate)
←
Proto-Germanic
*katilaz
(inherited)
←
Old Frisian
tsietel
(inherited)