Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
desjoindre
←
Old French
des-
(mention)
←
Old French
joindre
(mention)
←
Latin
disiungere
(inherited)
←
Latin
disiungō
(mention)
→
English
disjoint
(derived)
→
English
disjoin
(derived)