Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
kaheksateist
←
Estonian
kaheksa
(compound)
←
Estonian
teine
(compound)
←
Estonian
kaheksateistkümmend
(link)
←
Finnish
kahdeksantoista
(cognate)
←
Proto-Finnic
*kakteksa toicta kümmentä
(inherited)
→
Estonian
kaheksateistkümnene
(suffix)
→
Ingrian
kaheksantoist
(cognate)