Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
draen
←
Proto-Celtic
*dragenā
(inherited)
←
Old Irish
draigen
(cognate)
→
Welsh
draenog
(mention)
→
Scottish Gaelic
droigheann
(cognate)