Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
tosse
←
Proto-Indo-European
*tud-ti-s-
(derived)
←
Proto-Indo-European
*(s)tewd-
(mention)
←
Proto-Indo-European
*(s)tew-
(mention)
←
Latin
tussis
(inherited)
←
Old Portuguese
tosse
(inherited)
→
Galician
tose
(cognate)
→
Portuguese
antitosse
(affix)