Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Celtic
*salanos
→
Welsh
halen
(inherited)
→
German
Hallstatt
(cognate)
→
Irish
salann
(inherited)
→
Scottish Gaelic
salann
(inherited)
→
Manx
sollan
(inherited)
→
Old Irish
salann
(inherited)