Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
unbold
←
Old English
unbeald
(inherited)
←
English
un
(prefix)
←
English
bold
(prefix)
←
Middle English
unbolde
(inherited)
←
Middle English
unbald
(mention)
←
Proto-Germanic
*unbalþaz
(inherited)
←
Old High German
unbald
(cognate)