Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Adder
←
German
Otter
(cognate)
←
English
adder
(cognate)
←
Proto-Germanic
*nadrǭ
(inherited)
←
Icelandic
naðra
(cognate)
←
Dutch
adder
(cognate)