Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
flaunys
←
Irish
flaithiúnas
(cognate)
←
Old Irish
flaithemnas
(inherited)
→
Manx
ard-flaunys
(prefix)