Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
machlud
←
Welsh
ymachludd
(link)
←
Welsh
ym-
(affix)
←
Welsh
achludd
(affix)
←
Latin
occlūdō
(derived)