Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-West Germanic
*anad
→
English
ennet
(inherited)
→
North Frisian
En
(inherited)
→
West Frisian
ein
(inherited)
→
German Low German
Aant
(inherited)
→
Saterland Frisian
Oante
(inherited)