Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*[[ga-]][[angwijaną]]
→
Gothic
𐌲𐌰𐌰𐌲𐌲𐍅𐌾𐌰𐌽
(derived)