Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Basque
adar
←
Old Irish
adarc
(cognate)
→
Basque
aberats
(mention)
→
Basque
ibaiadar
(compound)
→
Ancient Greek
ἀδάρκη
(cognate)
→
Old Irish
adarc
(cognate)