Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Pennsylvania German
Draub
←
Proto-West Germanic
*þrūbō
(inherited)
←
Old High German
drūbo
(inherited)
←
Old High German
thrūbo
(mention)