Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
znát
←
Proto-Indo-European
*ǵneh₃-
(derived)
←
Proto-Slavic
*znati
(inherited)
→
Czech
známý
(mention)
→
Czech
rozeznat
(affix)
→
Czech
uznat
(prefix)
→
Czech
neznaboh
(affix)
→
Latvian
zināt
(cognate)