Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Plautdietsch
Aust
←
German
Ast
(cognate)
←
Proto-Germanic
*astaz
(inherited)
←
Middle Low German
ast
(inherited)
←
Dutch
ast
(cognate)
←
Old Saxon
ast
(inherited)