Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
esou
←
German
so
(cognate)
←
English
so
(cognate)
←
Proto-Germanic
*swa
(derived)
←
Old High German
sō
(derived)
←
Icelandic
svo
(cognate)
←
Dutch
zo
(cognate)
→
Luxembourgish
esouguer
(compound)