Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
aithreachas
←
Scottish Gaelic
aithreach
(mention)
←
Old Irish
aithrechus
(inherited)
←
Old Irish
aithrech
(mention)