Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Germanic
*aimaz
→
English
ember
(compound)
→
Icelandic
eimur
(inherited)
→
Old Norse
eimur
(inherited(non/fo))
→
Old Norse
eimr
(inherited)