Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
asagúsi
←
Proto-Celtic
*guseti
(derived)
←
Proto-Indo-European
*ǵews-
(root)
←
Proto-Indo-European
*ǵews-
(derived)
←
Old Irish
asa·gú
(mention)
←
Old Irish
ess-
(affix)
←
Old Irish
do·goa
(mention)
←
Old Irish
ad-
(affix)