Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
ancillor
←
Latin
ancilla
(affix)
←
Latin
-ō
(affix)
→
Latin
ancillans
(mention)
→
Latin
ancillaturus
(mention)
→
Latin
ancillatus
(mention)
→
Latin
ancillandus
(mention)