fern[7], senf[7], fest[7], rens[4], ernt[4], nest[4], nets[4], erst[4], rest[4], ster[4],
fes[6], ern[3], ren[3], sen[3], ers[3], res[3], net[3], set[3],
ne[2], er[2], re[2], es[2], et[2], st[2],
