Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Livvi
tyhjy
←
Estonian
tühi
(mention)
←
Proto-Finnic
*tühjä
(inherited)
←
Karelian
tyhjä
(mention)
←
Ludian
tyhď
(mention)