Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
North Frisian
hün
←
North Frisian
hünj
(cognate)
←
West Frisian
hûn
(cognate)
←
Old Frisian
hund
(mention)
→
North Frisian
hünj
(mention)