Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
bosta
←
Welsh
budr
(cognate)
←
German
Kot
(cognate)
←
Proto-Indo-European
*gʷew-
(derived)
←
Proto-Indo-European
*-st-
(mention)
←
Latin
bōs
(mention)
←
Latin
stāre
(mention)
←
Portuguese
bostal
(back-formation)
→
Portuguese
Bostil
(blend)