Vilamovian ajza

← Proto-Celtic *īsarno- (derived)

← Danish jern (cognate)

← German Eisen (cognate)

← English iron (cognate)

← Proto-Germanic *īsarną (inherited)

← Proto-West Germanic *īsarn (inherited)

← Old High German īsarn (inherited)

← Proto-Indo-European *h₁ésh₂r̥ (derived)

← Dutch ijzer (cognate)