Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
trottare
←
Proto-Germanic
*trudōną
(derived)
←
Proto-Germanic
*trudaną
(mention)
←
Proto-Germanic
*tradjaną
(mention)
←
Latin
*trotāre
(mention)
→
Spanish
trotar
(borrowed)
→
Italian
trottatoio
(suffix)
→
Italian
trottabile
(suffix)
→
Italian
trottatore
(suffix)
→
Portuguese
trotar
(mention)