Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
còmhdaich
←
Irish
cumhdaigh
(cognate)
←
Manx
còmhdach
(mention)
←
Manx
coodee
(cognate)
→
Manx
coodee
(cognate)