Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
jarroo
←
Old Irish
derb
(inherited)
→
Manx
jarrooee
(affix)
→
Manx
jarroo-vraar
(mention)