Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
riesich
←
German
riesig
(cognate)
←
Saterland Frisian
Riese
(suffix)
←
Saterland Frisian
ich
(suffix)