Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Basque
ume
←
Proto-Basque
*unbe
(inherited)
←
Aquitanian
*umme
(cognate)
→
Basque
umedun
(compound)
→
Basque
-kume
(mention)