Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle Low German
werden
←
Proto-Germanic
*werþaną
(inherited)
←
Proto-West Germanic
*werþan
(inherited)
←
Old Saxon
wērthan
(inherited)
→
Low German
warrn
(inherited)