Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cimbrian
plabe
←
German
blau
(cognate)
←
English
blow
(cognate)
←
Icelandic
blár
(cognate)
←
Dutch
blauw
(cognate)