Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Indo-European
*stegʰ-
→
English
stag
(derived)
→
English
stang
(mention)
→
Old English
stacga
(derived)
→
Middle English
stagge
(derived)
→
Russian
стог
(mention)