Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
co-òrdaich
←
Scottish Gaelic
co
(prefix)
←
Scottish Gaelic
òrdaich
(prefix)
→
Manx
co-oardee
(cognate)