Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
praht
→
Luxembourgish
Pruecht
(inherited)
→
Dutch
pracht
(mention)
→
Vilamovian
prāht
(mention)