Czech mozek

← English marrow (cognate)

← Proto-Balto-Slavic *mozgo- (inherited)

← Proto-Indo-European *mosgʰo- (inherited)

← Russian мозг (cognate)

← Proto-Slavic *mozgъ (inherited)

← Old Czech mozk (inherited)

→ Czech mezimozek (affix)

→ Czech mozkovna (affix)

→ Czech mozkový (suffix)

→ Czech mozkomíšní (compound)

→ Czech mozkomor (compound)

→ Lower Sorbian mórzgi (cognate)