Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
killen
←
English
kill
(borrowed)
←
Old High German
kuolen
(inherited)
←
Luxembourgish
kill
(affix)
←
Luxembourgish
-en
(affix)
←
Luxembourgish
kill
(link)
←
Luxembourgish
ëmleeën
(link)
←
Luxembourgish
ëmbréngen
(link)
←
Luxembourgish
doutmaachen
(link)
→
German
kühlen
(cognate)