Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
feeder
←
Irish
fíodóir
(cognate)
←
Scottish Gaelic
figheadair
(cognate)
←
Manx
fee
(affix)
←
Manx
-der
(affix)
←
Middle Irish
figid
(mention)
→
Irish
fíodóir
(cognate)
→
Scottish Gaelic
figheadair
(cognate)