Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
kohhōn
→
Cimbrian
khochan
(inherited)
→
German
kochen
(inherited)
→
Luxembourgish
kachen
(inherited)
→
Vilamovian
koha
(inherited)
→
Yiddish
קאָכן
(inherited)