Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*pénkʷe(d)ḱomt
→
Catalan
cinquanta
(mention)
→
Greek
πενήντα
(mention)
→
Spanish
cincuenta
(mention)
→
French
cinquante
(mention)
→
Ancient Greek
πεντήκοντα
(mention)
→
Italian
cinquanta
(mention)
→
Latin
quinquaginta
(mention)
→
Ligurian
çinquànta
(mention)
→
Portuguese
cinquenta
(mention)
→
Sardinian
chimbanta
(mention)