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)