Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
West Frisian
moatte
←
Proto-Germanic
*mōtaną
(inherited)
←
Old Frisian
mōta
(inherited)
→
North Frisian
mut
(cognate)
→
North Frisian
mötj
(cognate)
→
Saterland Frisian
moute
(cognate)