Polish kaczka

← Czech kachna (cognate)

← Czech kačka (link)

← Slovak kačka (cognate)

← Slovak kačica (link)

→ Belarusian качка (borrowed)

→ Bulgarian качка (cognate)

→ Lower Sorbian kacka (cognate)

→ German Low German Katschke (borrowed)

→ Polish Kaczyński (mention)

→ Polish Kaczyńska (mention)

→ Polish Kaczka (mention)

→ Polish kaczucha (affix)

→ Polish kaczusia (affix)

→ Polish kaczy (suffix)

→ Yiddish קאַטשקע (cognate)