Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle Irish
grís
←
Proto-Indo-European
*gʷʰer-
(derived)
←
Middle Irish
grían
(mention)
←
Old Irish
*gʷrīnsos
(inherited)
→
Irish
gríos
(inherited)
→
Scottish Gaelic
grìos
(inherited)
→
Manx
grees
(inherited)