Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
annedd
←
Proto-Celtic
[[*ande-]][[*sedom|sedom]]
(inherited)
←
Welsh
an-
(mention)
←
Welsh
hedd
(mention)