Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
Troone
←
Proto-Germanic
*trahnuz
(inherited)
←
Old Frisian
*trān
(inherited)
←
Old Frisian
*trēn
(mention)