Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Saterland Frisian
an-
←
German
an-
(cognate)
←
West Frisian
oan-
(cognate)
←
Proto-West Germanic
*ana-
(inherited)
←
Old Frisian
an-
(inherited)
→
Saterland Frisian
ankume
(prefix)
→
Saterland Frisian
antruuije
(prefix)