Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ingrian
pää
←
Estonian
pea
(cognate)
←
Finnish
pää
(cognate)
←
Proto-Finnic
*pää
(inherited)
←
Proto-Uralic
*päŋe
(derived)
→
Ingrian
päin
(mention)
→
Ingrian
päälle
(mention)
→
Ingrian
pääl
(mention)
→
Ingrian
päält
(mention)
→
Ingrian
päätauti
(compound)