Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
тодішній
←
Russian
тогда́шний
(cognate)
←
Ukrainian
тоді́
(affix)
←
Ukrainian
-шній
(affix)