Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
erriuish
←
Manx
erriu
(suffix)
←
Manx
ish
(suffix)
→
Scottish Gaelic
oirbhse
(cognate)
→
Manx
-ish
(mention)