Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
junco
←
English
juncus
(doublet)
←
Spanish
junco
(borrowed)
←
Proto-Indo-European
*yoy-ni-
(root)
←
Proto-Indo-European
*yoy-ni-
(derived)
←
Latin
iuncus
(derived)
→
English
junk
(doublet)
→
English
juncus
(doublet)