Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
unicum
←
German
Unicum
(cognate)
←
English
unique
(mention)
←
Latin
ūnicum
(derived)
←
Latin
ūnicus
(mention)
←
Dutch
unicum
(cognate)
→
English
-um
(link)