Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
sano
←
Proto-Indo-European
*swā-n-
(derived)
←
Latin
sānus
(inherited)
→
Esperanto
sana
(cognate)
→
Spanish
sanear
(affix)
→
Spanish
sanidad
(suffix)
→
Spanish
sanamente
(affix)
→
Spanish
matasanos
(affix)
→
Spanish
sanito
(affix)
→
Galician
san
(cognate)