Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Harf
←
German
Harfe
(derived)
←
English
harp
(cognate)
←
Proto-Germanic
*harpǭ
(derived)
←
Old High German
harfa
(derived)
←
Luxembourgish
(mention)
←
Luxembourgish
werfen
(mention)
←
Dutch
harp
(cognate)