Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
smōþ
→
English
smooth
(inherited)
→
Middle English
smothe
(inherited)
→
Scots
smuith
(inherited)
→
Yola
smoo
(inherited)