Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
slaodach
←
Irish
slaodach
(cognate)
←
Middle Irish
*sláetach
(inherited)
←
Middle Irish
sláet
(mention)
←
Middle Irish
-ach
(mention)