Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cimbrian
bóarbaatar
←
Cimbrian
bóar
(prefix)
←
Cimbrian
baatar
(prefix)
←
German
Vorvater
(cognate)
←
English
forefather
(cognate)
←
Dutch
voorvader
(cognate)