Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
kosto
←
German
kosten
(mention)
←
English
cost
(mention)
←
Esperanto
kosti
(mention)
←
Spanish
costar
(mention)
→
Esperanto
senkosta
(affix)
→
Esperanto
multekosta
(compound)