Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
marchnad
←
Latin
mercātus
(derived)
←
Norwegian Nynorsk
-
(cognate)
←
Old Norse
marknaðr
(borrowed)
←
Old Norse
markaðr
(mention)
←
Swedish
marknad
(cognate)
→
Welsh
archfarchnad
(prefix)