Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Mongolian
гадна
←
Mongolian
(suffix)
←
Mongolian
на
(suffix)
←
Proto-Mongolic
*gada
(inherited)
→
Mongolian
гадаа
(link)
→
Mongolian
өөр
(link)
→
Mongghul
ghada
(cognate)