Czech luna

← Old Church Slavonic лѹна (derived)

← Ancient Greek λύχνος (cognate)

← Proto-Indo-European *lewk- (derived)

← Latin luna (cognate)

← Middle Irish luan (cognate)

← Old Prussian lauxnos (cognate)

← Proto-Slavic *lunà (derived)

→ Czech luňák (affix)

→ Czech luněc (affix)

→ Czech luňan (affix)