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