Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cimbrian
kholl
←
German
Kohle
(cognate)
←
English
coal
(cognate)
←
Proto-Germanic
*kulą
(inherited)
←
Middle High German
kol
(inherited)
←
Old High German
kol
(inherited)