Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
відкриття
←
Belarusian
адкрыццё
(cognate)
←
Polish
odkrycie
(cognate)
←
Russian
откры́тие
(cognate)
←
Ukrainian
відкри́ти
(affix)
←
Ukrainian
-ття
(affix)