Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
fuin
←
Manx
fuinn
(cognate)
→
Scottish Gaelic
fuineadair
(suffix)
→
Scottish Gaelic
taigh-fuine
(affix)
→
Manx
fuinn
(cognate)