Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*h₂ner-to-
→
Irish
neart
(inherited)
→
Scottish Gaelic
neart
(derived)
→
Manx
niart
(inherited)
→
Old Irish
nert
(inherited)