Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
fäerten
←
German
fürchten
(cognate)
←
English
frighten
(cognate)
←
Old High German
furhten
(inherited)