Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*bugjaną
→
English
buy
(inherited)
→
Old English
bycgan
(inherited)
→
Gothic
𐌱𐌿𐌲𐌾𐌰𐌽
(inherited)
→
Old Norse
byggja
(inherited)
→
Old Saxon
buggian
(inherited)
→
Yola
bidge
(inherited)