Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
kish
←
German
Kies
(cognate)
←
English
cesta
(doublet)
←
Irish
cis
(mention)
←
Irish
ceis
(mention)