Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
ro
→
Manx
ro-streppey
(prefix)
→
Manx
ro-hickyr
(prefix)
→
Manx
ro-chenjal
(prefix)
→
Manx
ro-hiow
(prefix)