Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Belgae
←
Old English
belgan
(cognate)
←
Proto-Celtic
*belg-
(derived)
←
Proto-Celtic
*bolg-
(mention)
←
Proto-Indo-European
*bʰelǵʰ-
(derived)
←
Latin
Belgae
(derived)
←
Dutch
gebelgd
(cognate)
→
English
Belgium
(mention)
→
Telugu
బెల్జియము
(mention)