Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
béid
←
German
beide
(cognate)
←
English
both
(cognate)
←
Middle High German
bēde
(inherited)
←
Old High German
bēde
(inherited)
←
Icelandic
báðir
(cognate)
←
Dutch
beide
(cognate)