Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
carrick
←
Irish
carraig
(cognate)
←
Old Irish
carrac
(inherited)
→
Irish
carraig
(cognate)
→
Scottish Gaelic
carraig
(cognate)
→
Manx
bun-charrick
(prefix)