Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
duodeca-
←
Latin
duodecim
(derived)
→
English
duodecade
(affix)
→
English
duodecahedron
(affix)
→
English
duodecad
(affix)
→
English
duodecaphony
(affix)
→
English
duodecapolis
(affix)
→
English
duodecasyllabic
(affix)
→
English
duodecasyllable
(affix)
→
English
duodecastyle
(affix)
→
English
duodecaploid
(affix)