Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ido
kande
←
Spanish
cuando
(borrowed)
←
Spanish
cuándo
(mention)
←
French
quand
(borrowed)
←
Ido
quanta
(mention)
←
Italian
quando
(borrowed)
←
Latin
quandō
(derived)