Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
oil
←
Irish
altram
(mention)
←
Proto-Indo-European
*h₂el-
(root)
←
Old Irish
ail
(inherited)
←
Old Irish
oil
(mention)
←
Old Irish
ailid
(inherited)
←
Old Irish
oilid
(mention)
←
Old Irish
ailid
(mention)