Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
coinín
←
English
cunny
(semantic loan)
←
Irish
(suffix)
←
Irish
ín
(suffix)
←
Latin
cunīculus
(derived)
→
Scottish Gaelic
coineanach
(cognate)