Czech oheň

← Old Church Slavonic огнь (cognate)

← Hittite 𒀀𒀝𒉌𒅖 (cognate)

← Proto-Indo-European *h₁n̥gʷnis (inherited)

← Latin ignis (cognate)

← Polish ogień (cognate)

← Old Prussian ugnis (cognate)

← Sanskrit अग्नि (cognate)

← Serbo-Croatian oganj (cognate)

← Slovak oheň (cognate)

← Slovene ogenj (cognate)

← Proto-Slavic *ogňь (inherited)

→ Czech ohnisko (affix)

→ Czech ohniště (affix)

→ Czech ohňostroj (compound)

→ Czech ohnivý (affix)

→ Czech ohnivzdorný (affix)

→ Latvian uguns (cognate)

→ Serbo-Croatian огањ (cognate)

→ Serbo-Croatian oganj (cognate)