Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
-ency
←
Latin
-entia
(derived)
→
English
deficiency
(affix)
→
English
constituency
(affix)
→
English
intermittency
(affix)
→
English
regency
(suffix)
→
English
flatuency
(affix)