Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
oí
←
Proto-Celtic
*owis
(inherited)
←
Proto-Indo-European
*h₂ówis
(inherited)
→
English
ewe
(cognate)
→
Scottish Gaelic
aoghaire
(cognate)