Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
tędy
←
Czech
tudy
(cognate)
←
Proto-Slavic
*tǫda
(inherited)
→
Polish
którędy
(compound)
→
Russian
туды
(cognate)