Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
sereno
←
Latin
serēnus
(inherited)
→
Spanish
serenata
(mention)
→
French
sérénissime
(mention)
→
Italian
serenata
(mention)
→
Italian
serenità
(suffix)
→
Italian
rasserenare
(mention)
→
Italian
serenamente
(affix)
→
Italian
serenissimo
(affix)
→
Venetian
seren
(cognate)