Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
wulkenloos
←
German
wolkenlos
(cognate)
←
Saterland Frisian
Wulke
(suffix)
←
Saterland Frisian
loos
(suffix)