Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
[[éistid]], [[éitsid]]
→
Irish
éisteacht
(mention)
→
Irish
éist
(inherited)
→
Scottish Gaelic
èist
(inherited)