Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
testaceology
←
English
testacea
(affix)
←
English
suffix
(affix)
←
English
-logy
(affix)
←
French
testacéologie
(cognate)