Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
mono-
←
Ancient Greek
μόνος
(derived)
→
German
Monokultur
(affix)
→
German
Monozyt
(affix)
→
German
Monobraue
(prefix)