Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
púca
←
Old Norse
púki
(derived)
←
Old Irish
púca
(inherited)
→
English
puka
(borrowed)
→
Cornish
bucca
(borrowed)