Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
pointe
←
Old French
point
(borrowed)
←
Irish
ponc
(doublet)
←
Latin
pūnctum
(derived)
→
Irish
lárphointe
(prefix)
→
Irish
ponc
(doublet)
→
Irish
aonphointeach
(affix)
→
Irish
déphointeach
(affix)
→
Irish
íosphointe
(prefix)
→
Irish
túsphointe
(compound)