Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
ēloquor
→
Latin
eloquens
(mention)
→
Latin
eloquium
(affix)
→
Latin
elocuturus
(mention)
→
Latin
elocutus
(mention)
→
Latin
elocutio
(suffix)
→
Latin
eloquendus
(mention)