Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
tróg
→
Spanish
truhan
(cognate)
→
Irish
trua
(inherited)
→
Scottish Gaelic
truagh
(inherited)
→
Manx
treih
(inherited)