Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*sēmi-
→
English
semi-
(mention)
→
English
sam
(derived)
→
Old English
sam-
(derived)
→
Old High German
sami-
(inherited)