irren[5],
reiz[6], zier[6], nerz[6], zerr[6], iren[4], rein[4], irre[4],
zen[5], erz[5], zer[5], ein[3], nie[3], ire[3], ern[3], ren[3], irr[3],
ei[2], ne[2], in[2], er[2], re[2],