Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
um
→
English
um
(inherited)
→
Middle English
umbedelven
(prefix)
→
Middle English
umbeloken
(prefix)
→
Middle English
umbelappen
(prefix)