Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
Rhydychen
←
Old English
Oxnaford
(calque)
←
Welsh
rhyd
(affix)
←
Welsh
[[ych]]en
(affix)