Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Frisian
hals
←
Proto-West Germanic
*hals
(inherited)
→
Old English
heals
(cognate)
→
Saterland Frisian
Hoals
(inherited)