Proto-Slavic *okunь

→ English Okun (derived)

→ Czech okoun (inherited)

→ Kashubian òkùnk (derived)

→ Lower Sorbian wokuń (inherited)

→ Polish okoń (inherited)

→ Russian окунь (inherited)

→ Serbo-Croatian okun (inherited)

→ Old Polish okuń (inherited)