Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
proficiency
←
Latin
proficientem
(mention)
←
Latin
proficere
(mention)
→
English
nonproficiency
(prefix)
→
English
unproficiency
(prefix)
→
English
haploproficiency
(prefix)
→
English
superproficiency
(prefix)