Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
mœrr
→
Icelandic
Mæri
(mention)
→
Old Norse
Mœrr
(mention)
→
Old Norse
Mœri
(mention)