Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Portuguese
janeyro
←
Latin
*jenuarius
(mention)
←
Latin
iānuārius
(inherited)
←
Latin
Iānus
(mention)
→
Galician
xaneiro
(mention)
→
Old Spanish
janero
(cognate)
→
Portuguese
janeiro
(mention)
→
Tetum
janeiru
(derived)