Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Slavic *pa-

→ Lower Sorbian pawk (mention)
→ Upper Sorbian pawk (mention)
→ Macedonian пајак (mention)
→ Polish pająk (mention)
→ Polish pamięć (mention)
→ Russian паперть (mention)
→ Russian па- (inherited)
→ Ukrainian павук (mention)