Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
letět
←
Proto-Slavic
*letěti
(inherited)
→
Czech
let
(mention)
→
Czech
letadlo
(affix)
→
Czech
odletět
(affix)
→
Czech
přiletět
(affix)
→
Czech
letoun
(suffix)
→
Czech
letec
(affix)
→
Czech
letkyně
(affix)
→
Czech
sletět
(prefix)
→
Czech
neletět
(prefix)
→
Czech
vzlétnout
(affix)
→
Lower Sorbian
leśeś
(cognate)