Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
deca
←
Latin
decās
(derived)
→
Italian
decade
(confix)
→
Italian
decathlon
(confix)
→
Italian
decaedro
(confix)
→
Italian
decalitro
(prefix)
→
Italian
decametro
(prefix)
→
Italian
decagono
(confix)
→
Italian
decasillabo
(prefix)
→
Italian
decagrammo
(prefix)
→
Italian
decatleta
(prefix)
→
Italian
decaedrico
(confix)
→
Italian
decagramma
(prefix)
→
Italian
decapode
(confix)
→
Italian
decastilo
(prefix)
→
Italian
decatlon
(prefix)
→
Italian
decaossido
(prefix)
→
Italian
decarchia
(confix)