Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Rot
←
German
Rat
(cognate)
←
English
rede
(cognate)
←
Proto-Germanic
*rēdaz
(inherited)
←
Proto-West Germanic
*rād
(inherited)
←
Old High German
rāt
(inherited)
←
Icelandic
ráð
(cognate)
←
Dutch
raad
(cognate)