Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
spanu
←
English
spean
(cognate)
←
Proto-Germanic
*spanô
(inherited)
←
Proto-Germanic
*spenô
(mention)
→
English
spean
(mention)