Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
Críostaíocht
←
Irish
Críostaí
(affix)
←
Irish
-acht
(affix)
←
Scottish Gaelic
Crìosdaidheachd
(cognate)
←
Old Irish
Crístaidecht
(inherited)
←
Old Irish
Crístaide
(mention)
→
Scottish Gaelic
Crìosdaidheachd
(cognate)