Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
seandálaí
←
Manx
shenndaalee
(cognate)
→
Irish
seandálaíocht
(affix)
→
Manx
shenndaalee
(cognate)