Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Korean
넷
→
Ainu
イネㇷ゚
(cognate)
→
Jeju
넷
(cognate)
→
Jeju
늿
(cognate)
→
Korean
넷째
(affix)