Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
aontumha
←
Irish
aon
(mention)
←
Old Irish
[[oentama]], [[oentuma]]
(inherited)
←
Old Irish
oentama
(mention)
←
Old Irish
[[oentam]], [[oíntam]], [[óentaim]]
(mention)
←
Old Irish
óen
(mention)
→
Irish
aontumhach
(suffix)