Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
craue
←
Proto-Celtic
*knāmis
(derived)
←
Proto-Indo-European
*kónh₂m
(derived)
←
Old Irish
cnáim
(inherited)
→
Welsh
craf
(cognate)
→
Manx
shamyr chraueyn
(mention)