Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ingrian
kaheksantoist
←
Estonian
kaheksateist
(cognate)
←
Finnish
kahdeksantoista
(cognate)
←
Proto-Finnic
*kakteksa toicta kümmentä
(derived)
←
Ingrian
kaheksantoist kymment
(mention)