Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Plautdietsch
Tun
←
Middle Low German
tūn
(inherited)
←
Proto-West Germanic
*tūn
(inherited)
←
Old Saxon
tūn
(inherited)
→
Plautdietsch
Tün
(mention)