Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
taro
←
English
taro
(borrowed)
←
Proto-Indo-European
*terh₁-
(derived)
←
Maori
taro
(borrowed)
←
Proto-Polynesian
*talo
(derived)
←
Proto-Malayo-Polynesian
*taləs
(derived)
→
Welsh
gwrthdaro
(affix)
→
Welsh
traw
(link)