Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
cerdded
←
Old English
hratian
(cognate)
←
Breton
kerzhet
(cognate)
←
Proto-Celtic
*kerdeti
(inherited)
←
Ancient Greek
κραδάω
(cognate)
←
Proto-Indo-European
*kerd-
(inherited)
←
Cornish
kerdhes
(cognate)
←
Sanskrit
कूर्दति
(cognate)
←
Middle Welsh
kerddet
(inherited)
→
Ancient Greek
σκάρος
(cognate)
→
Ancient Greek
σκαίρω
(cognate)
→
Old Irish
foceird
(cognate)