Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
полтретьего
←
German
halb drei
(cognate)
←
Russian
пол
(prefix)
←
Russian
тре́тий
(prefix)
←
Russian
тре́тий
(mention)
←
Russian
пол-
(mention)