Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
cicuta
←
Welsh
cegid
(cognate)
←
English
kex
(cognate)
←
Cornish
cegas
(cognate)
→
Spanish
cicuta
(borrowed)
→
Portuguese
cicuta
(borrowed)