Polish mróz

← Proto-Slavic *morzъ (inherited)

→ English Mroz (mention)

→ English Mross (derived)

→ Lower Sorbian mroz (cognate)

→ Polish mrozoodporny (affix)

→ Polish Mróz (mention)

→ Polish Mrózek (mention)

→ Polish Mruz (mention)

→ Polish mroźny (affix)