Polish kat

← Czech kat (cognate)

← Lower Sorbian kat (cognate)

← Upper Sorbian kat (cognate)

← Slovak kat (cognate)

← Proto-Slavic *katъ (inherited)

→ Polish kaci (affix)

→ Polish katować (affix)

→ Slovak kat (cognate)

→ Ukrainian кат (cognate)