Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mòcheno
a
←
Proto-Germanic
*ainaz
(inherited)
←
Middle High German
ein
(inherited)
←
Proto-West Germanic
*ain
(inherited)
←
Old High German
ein
(inherited)