Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
dät
←
Proto-Germanic
*þat
(inherited)
←
Proto-Germanic
*sa
(mention)
←
Old Frisian
thet
(inherited)
→
English
that
(cognate)