Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Greek
μήνας
←
Ancient Greek
μήν
(inherited)
←
Proto-Indo-European
*mḗh₁n̥s
(inherited)
→
Greek
μηνιαίος
(mention)
→
Greek
αρχιμηνιά
(compound)