Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Manx
dragan
←
Ancient Greek
δράκων
(derived)
←
Latin
dracō
(derived)
←
Old Irish
dragán
(inherited)
→
Manx
dragane
(link)