Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
bwrdd
←
Old English
bord
(derived)
←
Welsh
bord
(doublet)
←
Irish
bord
(cognate)
←
Middle Welsh
bwrt
(inherited)
→
English
throwboard
(mention)
→
Welsh
bord
(doublet)
→
Welsh
clipfwrdd
(affix)
→
Welsh
tawlfwrdd
(affix)
→
Welsh
byrddau
(affix)
→
Welsh
bysellfwrdd
(compound)
→
Welsh
negesfwrdd
(affix)
→
Welsh
llwy fwrdd
(compound)