Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
nóiméad
←
Irish
móiméad
(mention)
←
Irish
móimint
(mention)
←
Irish
bomaite
(doublet)
←
Proto-Indo-European
*mew-
(root)
←
Latin
mōmentum
(derived)
→
Irish
bomaite
(doublet)