Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
petroleum
←
Latin
petra
(mention)
←
Latin
oleum
(mention)
→
English
petronoia
(blend)
→
English
petro-
(mention)
→
English
nonpetroleum
(prefix)
→
English
postpetroleum
(prefix)
→
English
biopetroleum
(prefix)
→
Welsh
petroliwm
(borrowed)
→
Thai
ปิโตรเลียม
(borrowed)
→
Tok Pisin
petroliam
(derived)
→
Chinese
石油
(mention)