Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Church Slavonic поустъ
← Proto-Slavic *pustъ (inherited)

→ Old Church Slavonic поустити (suffix)
→ Old Church Slavonic поустошь (suffix)
→ Old Church Slavonic поустꙑни (suffix)
→ Old Church Slavonic поустота (suffix)
→ Old Church Slavonic поуще (mention)
→ Old Church Slavonic поущати (suffix)
→ Lower Sorbian pusty (cognate)