Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
orrinyn
←
Manx
orrin
(suffix)
←
Manx
yn
(suffix)
→
Scottish Gaelic
oirnne
(cognate)