Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle Irish
maigden
←
Old English
mæġden
(borrowed)
←
Proto-West Germanic
*magadīn
(derived)
→
Irish
maighdean
(inherited)
→
Scottish Gaelic
maighdeann
(inherited)
→
Manx
moidyn
(inherited)