Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
rigim
←
Old Irish
·ricim
(derived)
←
Old Irish
ro·icc
(mention)
←
Old Irish
ro-
(mention)
←
Old Irish
·icc
(mention)