Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Polish powietrze
Czech povětří (cognate)
Lower Sorbian pówětš (cognate)
Upper Sorbian powětr (cognate)
Polish po- (affix)
Polish wiatr (affix)
Polish -e (affix)
Proto-Slavic *povětrъ (inherited)

Belarusian паветра (cognate)
Lower Sorbian pówětš (mention)
Upper Sorbian powětr (mention)
Polish powietrzny (affix)