grip[8], peri[7], pier[7], prei[7], geig[6], rigg[6], gier[5], girr[5], irre[4],
per[6], rep[6], egg[5], gig[5], gei[4], erg[4], ger[4], reg[4], ire[3], irr[3],
pi[5], ei[2], er[2], re[2],
