Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Irish
tuathánach
←
Irish
tuath
(affix)
←
Irish
-án
(affix)
←
Irish
-ach
(affix)
←
Scottish Gaelic
tuathanach
(cognate)
→
Scottish Gaelic
tuathanach
(cognate)