Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
waarden
←
German
warten
(cognate)
←
English
ward
(cognate)
←
Proto-Germanic
*wardāną
(inherited)
←
Old High German
wartēn
(inherited)
→
Luxembourgish
erwaarden
(affix)