Polish wal

← German Wal (borrowed)

← Proto-Germanic *hwalaz (derived)

← Proto-West Germanic *hwal (derived)

← Old High German wal (derived)

← Proto-Indo-European *(s)kʷálos (derived)

← Polish wieloryb (link)

← Polish waleń (link)

← Proto-Slavic *valiti (inherited)

→ Polish dziobowal (affix)

→ Polish waleń (suffix)