Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
doicc
←
Proto-Indo-European
*h₂neḱ-
(root)
←
Old Irish
to
(prefix)
←
Old Irish
·icc
(prefix)
→
Sanskrit
नश्
(cognate)