Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
bileog
←
English
billhook
(borrowed)
←
Irish
bileog oibre
(link)
←
Irish
bileog shaothair
(link)
←
Irish
bileog stíle
(link)
←
Irish
stílbhileog
(link)
←
Irish
-óg
(affix)
←
Old Irish
bileóc
(inherited)
←
Old Irish
bile
(mention)
→
Irish
mórbhileog
(affix)
→
Irish
bileoigín
(affix)
→
Irish
stílbhileog
(affix)
→
Irish
bileogach
(affix)