Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Silesian
wōntroba
←
Proto-Slavic
*ǭtròba
(inherited)
→
English
Vantroba
(derived)
→
English
Vontroba
(derived)
→
English
Wontroba
(derived)
→
English
Wantroba
(derived)