Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
Helmut
←
Proto-Germanic
*helmaz
(mention)
←
Proto-Germanic
*mōdaz
(mention)
→
Latvian
Helmuts
(mention)