Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*hnaistô
→
English
gnast
(derived)
→
Danish
gnist
(mention)
→
German
Gneis
(mention)
→
Swedish
gnista
(mention)