Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
cruimhthir
←
Irish
preispitéir
(doublet)
←
Latin
presbyter
(derived)
←
Old Welsh
primter
(derived)
←
Primitive Irish
ᚊᚏᚔᚋᚔᚈᚔᚏ
(inherited)
←
Old Irish
cruimther
(inherited)
→
Irish
preispitéir
(doublet)