Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
Äi
←
West Frisian
ie
(cognate)
←
Proto-West Germanic
*ahu
(inherited)
←
Dutch
a
(cognate)
←
Old Frisian
ē
(inherited)
→
English
ea
(cognate)
→
English
Eau
(cognate)