Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
ptilo-
←
English
-ptile
(cognate)
←
French
ptil-
(cognate)
←
Ancient Greek
πτῐ́λον
(derived)
←
Proto-Indo-European
*peth₂-
(root)
→
English
ptilopaedic
(affix)
→
English
-ptile
(mention)